One of the worst ideas EVER invented. It involves 3 people attempting to cuddle. Never works, ever, even if there is a fire.
'Hey, up at the cabin this weekend you want to tri-cuddle?'
'No way, that is a stupid idea.'
The moment in time when triple digits appear on a clock.
Holly frequently sees more, and more tri-mings through out the day. Every time she looked up wondering what time it was, the clock read: 111, 222, 333, 444, or 555.
Showering/pooping while drinking a beer and simultaneously bopping the bishop "masturbating".
Tom was short on time so he decided to go tri-tasking.
Thunking with 3 or more people, basically the dirtiest orgy imaginable.
Chick 1: "Fuck I'm so sore"
Chick 2: "Yeah, that tri-thunktum was nuts! I didn't think it was possible."
Chick 1: "I know! Did you see that guy's *****? How did it get there?"
Candidacy for the third term of a political office or other position.
Tri-election (re-re-election) refers to the third term.