When a guy or a girl has sex or takes part in anything sexual with a girl/guy that you like or that you are almost together with.
1. Dude i think Tim is going to cut your lunch if your not careful.
2. Man what a shit night I can't believe Jess cut my lunch.
2. Man what a shit night I can't believe Jess cut my lunch.
by swiftalopopalus March 7, 2005
Get the Cut Your Lunchmug.