Abbreviation of "What". Usually conveys more bemusement and seriousness than "What", "Waht", "Wut" and "Wat"

A stupid person; it refers to the lack of surface area on an individual's brain. The general thought is that the more surface area (wrinkles, creases, etc.) a brain has, the smarter the person is. Conversely, a person with a smooth brain (no wrinkles) has less surface area and would therefore be stupid.

An unfinished "what?" or "why?" of confusion or astonishment, usually as in "what the fuck.."

as in Wallhack

A first-person-shooter cheats which enables a player to see through walls

The stuttering when you do not know whether to ask "what" "why" "when" or used to ask a combination of the three.

when someone says something weird, confuseing or shocking

WH = While high