the acronym for TheRussisanUnderneathYourBed. They are a massive twat who likes Markiplier A LOT. Also they have a big cock.
TRUYB: "Hey have you seen markiplier's new video?"
Friend 1: "Yeah the horror game he played was cool as fuck"
Friend 2: "SHUT THE FUCK UP ABOUT MARKIPLIER."
Friend 1: "Yeah the horror game he played was cool as fuck"
Friend 2: "SHUT THE FUCK UP ABOUT MARKIPLIER."
by TRUYB November 08, 2022