puppy

Etymology

From earlier puppie (“a woman's pet dog”), of uncertain origin, but probably from Middle English *puppee, *poupee, from Old French poupée, popée (“a doll; puppet”). More at puppet. Mostly displaced native Middle English whelp (“puppy”), from Old English hwelp, whence Modern English whelp and whelpie.

noun

1. A young dog, especially before sexual maturity (12-18 months)
2. A young rat.
3. A young seal.
4. (slang, usually in the plural) A woman’s breast.
   Unclasp your bra and set those puppies free. 2007, Rodney Carrington, Show Them To Me (from the album King of the Mountains)
5. (informal) A (generic) thing; particularly something that is a nuisance; a sucker.
   I have another two dozen of these puppies to finish before I can go home.
6. (derogatory, dated) A conceited and impertinent person, especially a young man.

verb

1. (transitive) To bring forth whelps or give birth to pups.