Top definition
On a community forum, placing a bet with another forum member where the agreement is that the loser has to accept the profile signature provided by the winning party.
I made a sig bet with hax0rz123 that Matt Hughes would beat Royce Gracie in their fight, and won. I made him put up a nuthugger picture for a month because of how stupid he was to make that bet with me.
by duerra September 01, 2006
Get the mug
Get a sig bet mug for your grandma Julia.