short form of what are you doing, or what are you up to, or what are you saying. It can also be used to deflect hate speech from an individual. It can very well be used as a greeting to your very close friends (aka the boys).
Tyler - "STOP TROLLING YOU IDIOT"
Cole -"whayou"
Jonathon - " I was doing the project just now, whayou?
Earl - " I slacked that project big time"
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…