1. [mid-18C+] the genitals, both male and female; also in fig. use [the word vanished from the mainstream but remains in US black in the late 20C+].
2. as a garment.
(a) [1920s+] an athletic support or ‘jock strap’.
(b) [1950s+] (Aus./Irish/US, also jockettes) in pl., underwear, usu. men’s.
3. [1940s+] (US campus and sporting, also jocko, jockette, jockstrap) a sportsman, esp. an assiduously keen one; also attrib.
4. [1960s+] (US campus) a politically conservative, white, middle-class young man.
5. [1960s+] (US campus) as ext. of sense 3, a devoted and diligent student, e.g. math jock, computer jock.
6. [1980s+] (US) a stupid, unimaginative person, a nerd.
7. see jocker n.1 (3)
sporty, ostentatiously ‘masculine’.
[1960s+] (US campus) a student who majors in physical education.
[1920s+] (US) the penis.
[1960s+] (US) a fungal infection of the genital area, common amongst atghletes and stimulated by steam rooms, e.g. gymns, laundries.
[1960s+] (US) a (presumably male) sports groupie who likes to hang around sports stars.
1. [1960s+] (US) a stupid, insignificant fellow.
2. see sense 3 above.
1. [mid–19C] the pubic hair.
2. [late 19C] (also brown jock, grey jock) the vagina.
[late 19C–late 1900s] to have sexual intercourse.
to retire, to give up.
[1950s+] (US) to overcome completely.
[1960s+] (US) to be fooled.
[1980s+] (US) pursuing, esp. of a woman sexually harassing a man.