SIGN IN / OUT


Meaning of SIGN IN / OUT in English

sign in / out | ˌsign sb ↔ ˈin / ˈout

to write your/sb's name when you arrive at or leave an office, a club, etc. :

All visitors must sign in on arrival.

You must sign guests out when they leave the club.

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.