noun

• (slang, archaic) A common man.
• (British, Ireland, slang, derogatory) A Scotsman.

noun

• (informal) A jockey.
  ""You've heard of him?" "No." "Why, young fellah, where have you lived? Sir John Ballinger is the best gentleman jock in the north country.""
• (slang, rare, dated) The penis.
• (US, slang) A young male athlete (through college age).
• (US, slang, derogatory) An enthusiastic athlete or sports fan, especially one with few other interests, often stereotyped as slow-witted person of large size and great physical strength.
  "'Cause all jocks ever think about is sports, all we ever think about is sex."

verb

• (slang) To masturbate.
• (slang) To humiliate.
• (slang) To steal.

noun

• (dialect, Yorkshire) Food; meals.
  "Thear's boan-idle nowbles, baht hahses an' lands, 'at al walk on a carpeted path, an' nivver do nowt wi' ther lily-white hands bud lift uther fowk's jock to ther maath."