jock

noun Informal.

1. jockey.
2. disc jockey.

noun

1. a jockstrap.
2. Informal. an athlete.
3. Informal. an enthusiast: a computer jock.

noun

1. Scot. and Irish English.
   1. a nickname for John.
   2. an innocent lad; country boy.
2. British Informal.
   1. a Scottish soldier or a soldier in a Scottish regiment.
   2. Usually Offensive.a term used to refer to or address a Scot.
3. a male given name.

noun

1. informal short for disc jockey
2. informal short for jockstrap
3. US informal an athlete
4. NZ mining a pointed bar of steel inserted into the wheel of a mine vehicle and used for emergency braking

noun

1. a slang word or term of address for a Scot

n.

1952, short for jockstrap “supporter of the male genital organs,” which also meant, in slang, “athletic male.” Jock with the meaning “an athletic man” is from 1963, American English slang.