Meaning

noun the part of a garment that is attached at the armhole and that provides a cloth covering for the arm

noun small case into which an object fits

originFrom Middle English sleve, slefe, from Old English slīef and slīefe (“sleeve”). Cognate with Saterland Frisian Sleeuwe (“sleeve”), West Frisian slúf, Dutch sloof (“apron”), Low German sluve, dialectal German Schlaube. The Canadian sense of “measure smaller than a pint” is due to a former conflict between federal law and provincial law in British Columbia. According to federal law, a pint must be…

Etymology from Wiktionary, CC BY-SA 3.0