Abbreviation for AIR HYPER VIPER BEAM, one of Cable's moves in Marvel vs. Capcom 2. It is well-known among the fighting game community for being one of the most heinously-overpowered moves ever, especially given its ease of execution. It is a synonym for win button.
"Dude, fuck losing... just AHVB that shit down!!!!"
by Batrastard July 02, 2003