Green’s Dictionary of Slang

1. hair of the head.

1781		J. O’Keeffe Dead Alive (1783) 6: Hannibal [i.e. a black servant], your fleece and complexion soon get you into bread.
1865		Leaves from Diary of Celebrated Burglar 36/1: She drew back her head dress showing me where Tommy had ‘hackled’ the ‘fleece’ from her nut.
1888		M.D. Woodward Checkered Years (1937) 27 Sept. 248: The new man’s name is Johnson and he is Swedish, at least his fleece is white as snow.

2. a generic term for women as sex objects; esp. in fleece-hunter, fleece-monger, a womanizer.

1984

Partridge DSUE (8th edn) 405/1: fleece-hunter or -monger. A whore monger: C.19–20 (ob.).

3. pubic hair of either sex.

1888–94		‘Walter’ My Secret Life (1966) V 923: I passed my tongue over and bit at her clitoris, my nose buried in the hairy fleece.
1896		Farmer Vocabula Amatoria (1966) 253: Toison, f. The female pudendum; ‘the fleece’.
1972		B. Rodgers Queens’ Vernacular.