look up any word, like b4nny:
 
13.
bio
Abbreviation of biodiesel.
My Benz runs on bio.
by jahmiller October 19, 2010
 
1.
bio
Used in many MMORPG's to indicate that you will be away to go to the restroom.
Dude1 "Hey dude, sorry, but I need to take a bio break because it feels as if I have a turtle-head poking out."
Dude2 "Dude, please, just say your going bio. I don't want a picture dude."
by Blackadder ll January 15, 2005
 
2.
bio
biological waste
brb gone for bio ( a piss)
by Gitfire May 10, 2003
 
3.
Computer term: "Basic Input Output System" Stores information about the computer and what it can do. After its done, it passes control to the MBRBoots up like this: "Power" -> "Power Box" -> "BIOS Chip" -> "Hard Drive" -> "Master Boot Record" -> "Operating System"
My BIOS got fried in that storm.
by Alex January 16, 2004
 
4.
Basic Input Output System
I must flash the bios of my motherboard
by Sonik August 02, 2003
 
5.
bio
Also known as a profile, BIO is short for biography and is a term used to describe a brief description of a person.
My Age is on my bio page.
by Jak Dude April 30, 2005
 
6.
Bio
An annoying way to say you're going to the bathroom, often used in WoW but has been used less frequently over the years (thankfully)
Gaydude123: Brb bio
Gayguy321: Dude just say you have to take a shit
by GM8 October 03, 2010
 
7.
Basic Input Output System

"The BIOS on the main server for totse.com fried and died."
by Error01 December 18, 2005