UK 16th century. Of unknown origin. Earlier noun senses ("tinker" and "thief"), as hyponyms of "undesirable person", may have informed later senses ("conceited person").
prig (plural prigs)
- (Britain, archaic, thieves' cant) A tinker.
- (Britain, archaic, thieves' cant) A petty thief or pickpocket.
- A deliberately superior person; a person who demonstrates an exaggerated conformity or propriety, especially in an irritatingly arrogant or smug manner.
- (archaic) A conceited dandy; a fop.
prig (third-person singular simple present prigs, present participle prigging, simple past and past participle prigged)
- (slang, dated) To filch or steal.
- To ride
- To copulate