b.y.o.w.

aka Bring Your Own Whatever.
it's an anarchist acronym born in italy to state that, basically, your party / event is open to anything that will please you, as long as you bring it yourself and can be experienced in mutual freedom.

Somewhere at 21:00
free entry
open bar
eco-market
b.y.o.w.

by NihilTristan September 06, 2013

B.Y.O.W.

Bring your own water.

Jake Benton: Hey btw everyone party at Jakes tomorrow
Jake Ware: Yup.. B.Y.O.W. , and pants stay on Zach

by Fishie83 November 28, 2011

B.Y.O.W.

Bring your own wig. This is in reference to gnarly girl with a dike-ish haircut.

I can't believe she shaved her head! Hookin up with her is def a B.Y.O.W. situation

by sickbeats June 02, 2007