He deserves a good kick in the butt. Are you going to sit on your fanny and do nothing?.
source: WordNet 3.0
a pompous fool
source: WordNet 3.0
hardy and sure-footed animal smaller and with longer ears than the horse
source: WordNet 3.0
slang for sexual intercourse
source: WordNet 3.0
A quadruped of the genus Equus (E. asinus), smaller than the horse, and having a peculiarly harsh bray and long ears. The tame or domestic ass is patient, slow, and sure-footed, and has become the type of obstinacy and stupidity. There are several species of wild asses which are swift-footed.