WWWY?
"Whats Wrong With You?"

Pronounced: "Woz wrong wiiia?"

Often used by bodybuilders and kickboxers alike, the question posed indicates that the person in question is requesting that another person, "train" with them. It also suggests that should the other person decline the invitation then there must be a reason, illness, mental or physical as to why they should not accept.
Person 1: I no longer have a gym partner.

Person 2: "Cum train wiv me WOZ WRONG WIIIA?" -> WWWY?