From Longman Dictionary of Contemporary Englishnymphetnym‧phet /nɪmˈfet, ˈnɪmfɪt $ nɪmˈfet/ noun [countable] SEXYa young girl who is very sexually attractive
Examples from the Corpus
nymphet• Minded by corpulent nymphets with wings and frowns, in reticence they guard their deeply embedded doubts.• No longer did I desire conventions of little nymphets, each one wearing playboy's plastic name badge. 