Verb. In MU* and IRC jargon, the use of the word reflects one person having said something in one window where they had expected to say something in another. Also encompasses conversation to one person or source that ends up going to another one.

From STEM, an abbreviation short for "Science, Technology, Engineering and Mathematics", a STEMlord is a pejorative term for a particular kind of person who has studied in these areas at university or works in these fields who holds a pretentious, condescending attitude to anyone who has studied in any other fields, particularly the Arts and Humanities. They typically believe themselves to be more "intelligent" and "rational", while generally remaining incredibly ignorant outside of their areas of expertise and having the charisma of a rotting pig's backside.

'Mavs' is a slang word to describe many things. One being 'beer' one being 'Balti' one being 'sesh' one being 'birds' (females) and last being 'a historic rugby club who are ranked number one in the world'

Greek slang word for a ghetto or hood dark skinned person.

To be extremely fucking sexy and hot

Stands for Mormon Assault Vehicle.
Mormon women drive them around all day long, to cart their litter of children around to and fro.
A tipical MAV is a Hummer, Ford Excursion, Ford Explorer, Ford*, Nissan Titan, Suburban, Denali. Any grosly oversized vehicle (commonly called a SUV)
Usually gets less than ten miles per gallon when fully loaded with children.
To spot a MAV, simple look at the driver. Is she a woman? Is her hair done up, is she wearing makeup? Does she have those fucking half see-through shiny silver glasses? Is you said yes to these, you have successfuly spotted a MAV.

a simple abbreviation of marvelous, for some reason with out the r, oh well.