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trillsack 

One who third wheels or is a cock blocker. Usually associated with someone that has bitch tits or a small penis
Guy 1: You get any last night?
Guy2: No, that trillsack ruined everything.
trillsack by trillsackheadshot October 25, 2009
Related Words
When both candidates for presidency are not qualified
I dont like either candidate. In my opinion this is a complete trillary and fear for our Country's future
trillary by Danads February 15, 2017
To do something with a specific goal, only to forget it when you arrive.
"I went into the kitchen for a glass of water, but I trillicked and ended up just staring at the oven."
Trillick by The Werder March 26, 2026