BIO

BIO is an acronym of the phrase BITCH ITS ON!

it can also be substituted for bring it on but is slightly less effective.

girl1: i bet guys like me more than they like you!

girl2: BIO!

by twentyone31 March 6, 2010

BIO

Bring it On

John: Want to fight??
Jack: BIO.

by YOYOYOYYOYOYOOYOYYO December 16, 2008

bio

French yogurt

-...en plus, Bio de Danone est enrichi en buffyduçactif
-mMmMmMh!! mAiS C'eSt sUrToUt TrEs bOn!

by FrenchLascar187 February 16, 2004

bio

wordbiohazzard/word

by Anonymous March 26, 2003

bio

Used to denote an absent or deadbeat biological parent (usually male) when terms like "father" or "dad" are inappropriate due to the individual's lack of participation in the child's life.

Sophie's bio has never paid a dime of child support, and he never asks about her when I talk to him.

by mamacitta April 7, 2009

bio

A backflip with a rotation
eg. A Bio 540 = a backflip also rotating through 540 degress horizontally.

''Woah, that guy just bio 540ed the mole hill''

by Brendan April 6, 2003

bio

Irritant occasionally found on internet voice channels.

"Im not using ventrilo anymore, theres a right bloody bio online"

by DumbGrunt July 27, 2004