tool

tool — noun

1. A handheld object like a hammer, screwdriver, or saw that people use to build, f

1.nounA2
Definition

A handheld object like a hammer, screwdriver, or saw that people use to build, fix, or reshape materials.

Example

Owen picked up a heavy tool and began breaking the old concrete wall.

pick up + tool; tool + for physical work

The simplest tool in a carpenter's kit is a tape measure.

Common collocations
  • power tool
  • hand tool
  • garden tool
  • kitchen tool
  • tool box
  • tool kit
  • sharp tool
  • heavy tool
Synonyms
  • implement

    more formal; often used for farming or specialized manual work

  • instrument

    suggests precision or scientific use rather than general handwork

  • utensil

    mainly for kitchen or eating items, not general hand tools

Grammar Patterns

a/an + tool

possessive + tool(s)

tool + for + noun/gerund

Usage Note

Countable noun. Frequently used with a possessive or a descriptive noun (gardening tool, kitchen tool).

Common Mistakes

I bought a new tool for cooking — a frying pan.
I bought a new pan for cooking.
'tool' sounds unnatural for everyday kitchen items; use 'utensil' or the specific item name instead.

2. Any method, system, or piece of software that helps you achieve a specific resul

2.nounB1
Definition

Any method, system, or piece of software that helps you achieve a specific result or do a type of work more easily.

Example

Valentina uses the dictionary as a tool for learning new languages.

tool + for + gerund

The internet is a powerful tool for finding information quickly.

Common collocations
  • powerful tool
  • useful tool
  • effective tool
  • essential tool
  • valuable tool
  • research tool
  • teaching tool
  • marketing tool
Synonyms
  • aid

    broader; an aid can be a person or object that helps

  • resource

    emphasises availability and supply rather than active use

  • means

    more formal; focuses on the method rather than the helpfulness

Grammar Patterns

tool + for + noun/gerund

tool + to + infinitive

Usage Note

Subject is often abstract (the internet, language, data). Preposition 'for' introduces the purpose.

Common Mistakes

A hammer is a tool for hitting nails.' (correct but this sense is about abstract methods, not physical objects)
Feedback is a useful tool for improving your writing.
Use this sense for ideas, systems, or software, not physical hand tools.

3. The specific equipment, instruments, or skills that a person needs to do their j

3.nounB2
Definition

The specific equipment, instruments, or skills that a person needs to do their job properly.

Example

A good camera and editing software are the basic tools of a photographer's trade.

set phrase: tools of the trade

Yael keeps all her sculpting tools in a leather roll for the studio.

Common collocations
  • tools of the trade
  • professional tools
  • specialist tools
  • essential tools
  • master's tools
Synonyms
  • equipment

    broader; includes larger machinery, not just handheld items

  • gear

    informal; covers all items needed for an activity

  • kit

    a collection of tools kept together for a specific purpose

Grammar Patterns

tools of the trade

Usage Note

The set phrase 'tools of the trade' can refer to both physical items and abstract skills. The singular form is rare in this sense.

Common Mistakes

❌ 'A hammer is a tool of the trade for construction workers.' (correct but too obvious) — This phrase is most natural when listing things that define a profession, especially non-obvious items.

4. A person whose actions are directed by someone else, often used to carry out dis

4.nounC1
Definition

A person whose actions are directed by someone else, often used to carry out dishonest or unpleasant tasks on behalf of that person.

Example

The politician used his assistant as a tool to spread false rumours about the opponent.

passive: used as a tool

Rania felt like a tool after doing all the dirty work without getting any credit.

Common collocations
  • a tool of
  • a mere tool
  • used as a tool
  • become a tool
  • tool of the regime
  • tool of the corporation
Synonyms
  • pawn

    stronger sense of being sacrificed or used against one's will; from chess

  • puppet

    emphasises being visibly controlled by another person

  • cat's paw

    idiom for someone tricked into doing something dangerous

Antonyms
  • mastermind

    the person who does the controlling, not the one being controlled

Grammar Patterns

a tool + of + person/group

be + (just) + a tool

Usage Note

Always pejorative. The person being called a tool is seen as weak or foolish for letting themselves be controlled. Stronger than 'follower' or 'assistant'.

Common Mistakes

My friend is a tool because she helps me clean the house.
The weak minister was a tool of the dictator.
This sense implies exploitation or manipulation, not ordinary help.

5. A coarse, vulgar word for the male sexual organ.

5.noun
Definition

A coarse, vulgar word for the male sexual organ.

Example

The crude comedian made too many jokes about his tool on stage last night.

vulgar slang register; third-person reference

Some immature teenagers giggle whenever anyone says the word tool in a biology class.

Common collocations
  • your tool
  • his tool
  • crude reference to tool
Synonyms
  • dick

    the most common vulgar term; very frequent in casual speech

  • cock

    also vulgar; considered stronger/ more aggressive than 'dick'

  • penis

    the neutral medical term; always appropriate

Grammar Patterns

the/one's + tool

Usage Note

Highly offensive in most contexts. Avoid in formal, academic, or polite conversation. The slang term 'dick' is more common; 'tool' sounds somewhat dated.

Common Mistakes

Using this word in a formal medical paper.
Use 'penis' in medical or formal contexts.

6. A rude word for someone you strongly dislike or think is very stupid.

6.noun
Definition

A rude word for someone you strongly dislike or think is very stupid.

Example

After he accidentally broke the window, the other kids called him a tool.

pattern: call + someone + a tool

Online commenters called the referee a tool for making that bad call.

Common collocations
  • total tool
  • complete tool
  • call someone a tool
  • act like a tool
Synonyms
  • idiot

    stronger; focuses purely on lack of intelligence

  • jerk

    focuses on rude or unpleasant behaviour rather than stupidity

  • moron

    similar level of offensiveness; clinical origin

Grammar Patterns

be + a + tool

call + someone + a + tool

Usage Note

Mildly offensive but common in casual speech among young people. 'Tool' here implies the person is not only stupid but also annoying or socially awkward. Less harsh than 'idiot' but more dismissive than 'fool'.

Common Mistakes

He forgot my birthday, what a tool.
He forgot my birthday, what a jerk.
'tool' implies stupidity and social awkwardness, not just thoughtlessness.
Idioms

To stop working, especially as a protest.

The factory workers downed tools and walked out at noon.

Will the bus drivers down tools if their demands are not met?

tool — verb

Word family

Synonym discussion

Sense: noun/1

All four words refer to objects used to perform a task, but they differ in typical usage and connotation. 'Tool' is the broadest everyday word for a handheld device used in making, repairing, or building things — a hammer, a screwdriver, a saw. 'Instrument' suggests precision, measurement, or scientific use: a surgeon's instrument, a musical instrument, a laboratory instrument — it carries a more refined, specialised tone. 'Implement' is more formal and often appears in agricultural or legal contexts ('farm implements', 'sharp implements'), and it rarely appears in everyday conversation about home repairs. 'Utensil' is almost entirely limited to food preparation and eating: kitchen utensils, cooking utensils. You would say 'I keep my gardening tools in the shed' but 'I keep my kitchen utensils in the drawer.' A chef uses utensils; a carpenter uses tools; a scientist uses instruments.

Common collocations

Phrases

  • tools of the trade
  • tool kit
  • power tool
  • hand tool

Prepositions

Etymology

Proto-GermanicOld EnglishMiddle EnglishEnglish

The word 'tool' comes from Old English 'tōl', which meant an instrument or implement used by a craftsman. It goes back to the Proto-Germanic root '*tōwalan', which is related to the verb 'taw' meaning to prepare or make. This ancient connection to making and preparing is still visible in the modern meaning — a tool is something you use to create, repair, or transform materials.