cramp in WordNet English dictionary

1. a strip of metal with ends bent at right angles; used to hold masonry together
   cramp  cramp iron 
   
2. a clamp for holding pieces of wood together while they are glued
   cramp 
   
3. a painful and involuntary muscular contraction
   spasm  cramp  muscle spasm 
   

1. suffer from sudden painful contraction of a muscle
   cramp 
   
2. affect with or as if with a cramp
   cramp 
   
3. prevent the progress or free movement of
   "He was hampered in his efforts by the bad weather"; "the imperialist nation wanted to strangle the free trade between the two small countries"
   hamper  halter  cramp  strangle 
   
4. secure with a cramp
   "cramp the wood"
   cramp