Lock In Edit Meaning

1.

The largely illegal state of a bar or pub during the period of time after last call, during which the bar is locked to all incoming would-be patrons such tha bar employees and a select group of friends can sit around and drink without all the annoying cash-paying customers bugging them.

this guy kinda blew her off, so she was all like "i need to croosh someone NOW," drags me down the sidewalk and five minutes later we're in a lock in with 5 guys

See bar, last call, pub, alcohol