noun
A room or small building where people on duty (guards, police, firefighters, workers) wait or assemble. Often used for a guard post, a police box, or a duty room in a workplace.
警備員は詰め所で待機している。
The security guard is on standby in the guardroom.
交番の詰め所に警官が二人いた。
There were two police officers in the police box.
Compound of 詰め (つめ, 'stuffing' or 'being on duty', from 詰める) and 所 (しょ, 'place'). Literally 'a place where one is stationed'.