Origin of arseMiddle English ars ; from Old English ears, ærs ; from Indo-European base an unverified form orsos from source Classical Greek oura, tail
nounChiefly British Slang
(third-person singular simple present arses, present participle arsing, simple past and past participle arsed)
- (slang, intransitive) To be silly, act stupid or mess around.
- Stop arsing around!
- (slang) To make, to bother. (If one cannot be arsed to do something, one does not have the will to make the effort to do it.)
- I can't be arsed to write that essay for tomorrow.
- I couldn't be arsed to write that essay for tomorrow.
From Old English ærs, ears, from Proto-Germanic *arsaz. Cognate with Dutch aars and German Arsch. Ultimately from Proto-Indo-European *órsos (“backside, buttocks”) (according to Julius Pokorny and Carl Darling Buck).
- (biochemistry) arylsulfatase E, an enzyme, deficiencies in which are associated with abnormalities in cartilage and bone development.