a person who displays or demands of others pointlessly precise conformity, fussiness about trivialities, or exaggerated propriety, esp. in a self-righteous or irritating manner.
Origin: 1560–70; formerly, coxcomb; perh. akin to prink
1753, "precisian in speech or manners," of unknown origin; earlier "dandy, fop" (1676), "thief" (1610, in form prigger recorded from 1561), also a thieves' cant word for "a tinker" (1567), though connection of this with the other meaning is uncertain.