A particularly irritating form of passive aggressive antisocial behaviour where the perpetrator waits until all members of a group are about to leave before going for a piss. The perpetrators enjoyment of this practice is twofold: 1, to infuriate the rest of the group. 2, to be the centre of attention
Person 1: Is everyone ready to head off for this delightful luncheon?
Person 2: Hold on I need a wheywell!
Person 1: Every time…
Short for "Well, what you gonna do about it".
A backstabber, lowest of the low, a mofo who would sell his house for the chance to grind your face in the dirt.