A mountain Bike with 29" wheels rather than the more traditional 26" wheels.
Oh man, My XXIX is a 29er! It eats up bumps and is a monster.
door Bun E 5 april 2007
Loose chick. Ok, this is a little out there, pay attention. Stock market crash on Black Tuesday in 1929 started the Great Depression. A 29er goes down faster than the stock market on Black Tuesday.
Hey, dude, can you give me your sister's number? I heard she's a real 29er.
door Bthomps 21 oktober 2004