stake out
phrasal verbPart ofstake
stake out — phrasal verb
1. to watch a place carefully and secretly over a period of time, especially as par
1.phrasal verb
Definition
to watch a place carefully and secretly over a period of time, especially as part of a police investigation
Example
The detectives staked out the warehouse for three days before making the arrest.
Two police officers staked out the front entrance while a third waited around the back.