A person who, whilst playing World of Warcraft, strips their avatar down to it's underwear, goes into a crowded area with a mailbox and starts dancing for no apparent reason or in the hopes of receiving gold.
Look at "Netoxic"! That WoWhore just danced naked on a mailbox! Let's go /spit on him!
regular person: Hey, why weren't you in school yesterday.
wowhead:I was playing wow.
regular person: Ok, are you goin' to that party tonight?
wowhead: No, i gotta go raid a dungeon.
regular person: Fuck, you.
The wowhead ended up going to the party and got wowhead from some drunkchick.
another term for a station wagon, mini-van, or any other kind of vehicle that is targeted at the "family" demographic(also M.A.V.)
"Tactical advantages aside, the M.A.V. is top of the line for the holy warrior troop transport manufactured by the Church of Latter Day Saints Military Industrial Complex. Also great for family trips...to heathen lands."
12 step recovery jargon referring to someone new who talks about how great life is, now that they'resober. Usually meaning that the person is out of touch with reality.
The new guy seems pretty happy for a dude who has no job, no money and no family. He must be on a pink cloud.