1 definition by Shayz0r

Top Definition
a black plastic ring that slips in between a paintball guns c02 tanks, and where it screws into the gun. Acts as a "seal" so no c02 escapes.
My o rings broke and air is leaking from my tank.
by Shayz0r December 24, 2005

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×