Best definition
whipyarass
(adj.) The term used by those from Peco county implying either a impending fight or taunting an oppenent in either

Halo, or Super Smash Bros Melee. Often this term is accompanied by a facebook or laptop prank.

Peco Kid: “Get down so I can whipyarass”

Philly Guy: “Uhh okay?”

Peco Kid: “Man I am whipyarass all day long.”

Aaron: “Fuck you Brong you fucking edge guarder.”