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Bring your own *insert "B" noun here*.
However, I have seen people insert non-B words, because people really are stupid.
BYOB usually stands for Bring Your Own Beer, but some people can't grasp that concept.
by Johnny Rocketfingers December 01, 2003
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10
A lame term used for "Bring your own beer". Typically used when a party thrower doesn't have enough money to throw a real party.

Pronounced by letters "B-Y-O-B" (be-why-oh-be).
"Hey man I'm throwin' a party tonight, BYOB."
by SupaShaD April 30, 2005
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Bring Your Own Booze. A variation for those who have moved on to the harder drugs
Hey Tommy Lee, BYOB tonight. You cleaned out the liquor cabinet last night
by Bungalow Bill October 17, 2001
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Bring Your Own Booze.
If you ever go to a kenyan party make sure to B.Y.O.Booze and weed, cus there won't be none.
and be prepared to break up a fight!
Them motherf***ers are selfish!~
by Caash December 13, 2007
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1. n. A lame term used for "Bring your own beer". Typically used when a party thrower doesn't have enough money to throw a real party.

2. n. A kick-ass song by System of a Down that sings about current events, feelings, and parties. For this version of B.Y.O.B, it means "Bring Your Own Bomb".
"Hey man I'm throwin' a party tonight, BYOB."

"Wanna headbang to B.Y.O.B.?"
by PenalMaster May 23, 2005
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