hammer home
phrasal verbPart ofhammer
hammer home — phrasal verb
1. to make a point or idea very clear and understood by repeating it or giving stro
1.phrasal verb
Definition
to make a point or idea very clear and understood by repeating it or giving strong evidence
Example
The safety officer hammered home the need to wear helmets on site.
The documentary hammered home how quickly the glaciers are melting.