pocketknife

from WordNet (r) 3.0 (2006)
pocketknife
    n 1: a knife with a blade that folds into the handle; suitable
         for carrying in the pocket [syn: {pocketknife}, {pocket
         knife}]
    
from The Collaborative International Dictionary of English v.0.48
Pocketknife \Pock"et*knife`\, n.; pl. {-knives}.
   A knife with one or more blades, which fold into the handle
   so as to admit of being carried in the pocket.
   [1913 Webster]
    

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