1. [1930s+] pubic hair.
2. [1960s+] (US black) a goatee beard.
[1980s+] (US campus) a lesbian.
[1960s+] the vagina, esp. during the act of cunnilingus.
[1980s+] (US campus) to have sexual intercourse.
SE in slang uses
[20C+] (US tramp) a young tramp or boy (whose beard has not properly grown).
[1980s] (US black) a woman with tightly curled or ‘nappy’ hair.
[1970s–80s] stupid; thus fuzz-nuts n., a general term of abuse.
see fuzzy tail under fuzzy adj.