look up any word, like the eiffel tower:
 
1.
Forbidden fruit. Treasure that no one can partake of. ie Tom boy
Is xyut a boy? or a girl?
... both?

Xyut's looking fine tonight...
OH NO YOU DIDNT!
by Josh October 04, 2004
 
2.
slang for an attractive girl, or female of high stature on the hottness scale.
"Hey guys, check out that xyut?"
or
"hey guys, where did xyut go?"
by David December 16, 2003