bio

A polite way of saying that you're going to the bath room.
Stands for Be In the "Office".

Guy one: "Hey man I just ate a ton of Mexican food, BIO break."
Guy two: "Dude, nasty..."

by Capt Anarchy May 5, 2009

BIO

Beauty Inside and Out

From Tyra Banks show: beauty comes from inside and out! BIO!

by cng413 May 25, 2010

bio

BIO , acronym of "Bring It On"
also known as the best warring kingdom in a mmorpg browser game called "Utopia".

GhettoPlayer1: hey man you know BIO?
GhettoPlayer2: OMFG OFC!1 they are teh so l33t they won honor crown on age 34 <3 bio

by Blake Gifford December 14, 2008

bio

One of the coolest spells to ever grace the Final Fantasy series.

Bio is a poison element spell.
Fire 3:Fire::Blizzard:Ice::Bio:Poison

by Moggle888 August 26, 2003

bio

Abbreviation of biodiesel.

My Benz runs on bio.

by jahmiller October 21, 2010

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