Rude german expression for beeing nuts

Der Penner hat doch den Arsch offen! = That jerk is completely nuts!
by jassler May 17, 2008
Yiddish slang that translates into "go take a shit in the ocean."
"You can gey cocken offen yom if you expect me to pay $5.00 for ground beef."
by creedmoor October 11, 2004