nipper in WordNet English dictionary

1. a grasping structure on the limb of a crustacean or other arthropods
   claw  chela  nipper  pincer 
   
2. a young person of either sex
   "she writes books for children"; "they're just kids"; "`tiddler' is a British term for youngster"
   child  kid  youngster  minor  shaver  nipper  small fry  tiddler  tike  tyke  fry  nestling