Mountain biker

A dumbass who likes jumping off mountains on a bike.

Random dude: I saw an awesome mountain biker doing a wheelie down the road today!

by 00Ezeus75 November 7, 2019

bikers butt

bikers butt is the overuse of your butt muscles and joints caused (in the majority) of excessive biking

like tennis elbow and/or golfers elbow, bikers butt is a result of an over exertion of a given muscular area

by Hsquarded September 27, 2009

Biserious

Someone who is truly and most sincerely a living bisexual.
Generally someone who is looking to get fucked by ANYONE.

I think he just eye fucked the entire room, this guy is totally biserious.

by The Dark Lord Julian February 19, 2009

dirt biker

a homo, someone who likes to take and give it up the butt.

"Oh yeah, Jim's a total dirt biker, he rides the hershey highway."

by rarr February 17, 2004

biker's leg

When one leg of your pants is rolled up and the other is down. This is to avoid catching your pants in the chain side of the bicycle. Some just do this as a fashion statement. Extremely popular around Seattle.

Did you see the guy riding his Trek? Nice biker's leg!

by Kristina5979 May 1, 2008

biger

Biger means a major loser. Such as Tom Cruise.

Did you see that episode of Oprah with Tom Cruise on?
Yeah, he's such a biger.

by OoOpotatopieOoO April 23, 2006

Bisectional

Navigating the same air space with two charts.

Robert: I'm going to go buy two charts for my flight to Las Vegas.
Maverick: Oh, you're bisectional?
Robert: Don't judge me, man!

by Air Pirates October 20, 2010