An undesirable vagina. This is because it is mangled, tore up, and blew out from sitting on a bicycle seat and peddling too long and too often.
by Satisfier March 13, 2014

really drunk but still moving around... usually aimlessly. Just imagine riding a bike when you are really wasted not great fun. origins unclear but a rural expression
by Fona June 1, 2005

Shorts that professional cyclists wear, usually made from spandex and/or lycra.
Also one of the reasons why I don't enter trialithons.
Also one of the reasons why I don't enter trialithons.
by Rhambi January 4, 2009

When someone steals your bicycle seat so you eagerly pull out your quick release dildo and hope for a bumpy ride.
Person 1: "why are you in such a good mood?"
Person 2: "someone stole my saddle, so I got to use my dick bicycle!"
Person 2: "someone stole my saddle, so I got to use my dick bicycle!"
by Watermarlon September 2, 2016

by allahfucker September 16, 2022

A 69 circle. Everyone is linked together in a circle, with one person on their back and the next on their stomach and so on so everyone is giving and receiving.
Person 1: I hear they had an orgy at Mary's house.
Person 2: I heard they even formed a bicycle chain.
Person 2: I heard they even formed a bicycle chain.
by Tall One Guy August 13, 2017

-Sexual intercourse with one girl and only putting it into two holes. (Anal and vaginal) or (Vaginal and oral)
Billy: She finally let me do the bicycle trick on her!
Joe: No way! I always heard she was down for that.
Joe: No way! I always heard she was down for that.
by FidelJr April 17, 2017
