Dirty Clock 

first eat mexican or chinese food whatever gives you diarehha then when someone takes a shit on another individual and moves there asshole back and forth like a pendulum over their vagina

ooo man i dirty clocked mattr last night

Dirty Clock by MARKK November 19, 2006

Dirty alarm clock

A woman standing over an alarm clock primed for 3:00AM while giving a blowjob and either cums or pisses on the alarm clock before the alarm goes off

"yo, once we went to my place we tried doin a " dirty alarm clock."

Dirty alarm clock by Nnotbad March 29, 2022