work one’s tail off

and work one’s ass off and work one’s buns off and work one’s butt off

tv. to work very hard. (Often objectionable.) You spend half your life working your butt off—and for what? I worked my buns off to get this done on time!

Common Names:

Name	Pronounced	Usage
Olga	OL-gah (Russian), AWL-gah (Polish, German)	Russian, Ukrainian, Polish, German, Swedish, Norwegian, Danish, Icelandic, Latvian, Hungarian, Itali
Anan (1)	-	Western African, Akan
Dante	DAHN-te	Italian
Wigheard	-	Anglo-Saxon
Sylvaine	seel-VEN	French
Helmut	HEL-moot (German)	German, Ancient Germanic