drunken hookup 

(noun) an alcohol induced lapse in judgement resulting in an unintentional smush

Last night after we finished playing flip cup and taking all those shots, Bobby and Celeste totally sketched off and had a drunken hookup upstairs in the bunk beds.

drunken hookup by james' friend lil will August 22, 2011

Drunken Hook-up 

Occurs when two people are playing a drinking game and their friends want to get the ball rolling on them fuckin' that night.

Barbie and Ken have to kiss for Stacy's drunken hook-up card.

Drunken Hook-up by rene February 23, 2005