1) One (1) who plays the sackbutt.

2) One who speaks German in a loud voice whilst playing competetive games such as foosball.
"Is that schloomer playing the sackbutt?"
"Hey schloomer, you left your sackbutt out again."
"You schloomer, stop speaking German in a loud voice whilst playing competetive games such as foosball!"
by Excelsior December 17, 2005
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