look up any word, like plopping:

1 definition by Mark "Gates"

Said as if you sound out S-T-F-U (stfu),
To Tell to Shut the F**K Up (or STFU);
To Make Someone be quiet;
To Yell with one word.
The Kid Was Annoying So I Told Him to Sta Fuu!
by Mark "Gates" April 27, 2005