Schwa

The most undefinable word
Usually used in excitement, as a positive description of something, or as a sentence in itself. Extra "a"'s can be added to the end of the word.

"My new guitar is uberly-schwa!"
"SCHWA!You guys are awesome!"
"SCHWAAAA!"
"Rock music is Schwa"

by Frantic Chicken August 06, 2005