Jersey

n.	1.
	1.	The finest of wool separated from the rest; combed wool; also, fine yarn of wool.
	2.	A kind of knitted jacket; hence, in general, a closefitting jacket or upper garment made of an elastic fabric (as stockinet).
	3.	One of a breed of cattle in the Island of Jersey. Jerseys are noted for the richness of their milk.

Noun	1.	jersey - a close-fitting pullover shirt Synonyms: T-shirt, tee shirt
	2.	jersey - a slightly elastic machine-knit fabric
	3.	Jersey - breed from the island of Jersey

polo-neck, shirt, T-shirt, tee shirt, turtleneck