WordWeb Online

1. Exaggeratedly proper
   "my prissy Aunt Anna doesn't approve of my miniskirts";
   - priggish, prim, prudish, puritanical, square-toed [archaic], straitlaced, strait-laced, straightlaced, straight-laced, tight-laced, victorian, bluenosed [US, informal], uptight [informal]
    
2. Excessively fastidious and easily disgusted
   "too prissy about his food to take to camp cooking";
   - dainty, nice, overnice, squeamish

Derived forms: prissier, prissiest

See also: fastidious, proper

Encyclopedia: Prissy