Definitions of cramp:

• noun:   a strip of metal with ends bent at right angles; used to hold masonry together
• noun:   a clamp for holding pieces of wood together while they are glued
• noun:   a painful and involuntary muscular contraction
• verb:   secure with a cramp

  Example: "Cramp the wood"

• verb:   prevent the progress or free movement of
• name:  A surname (very rare: popularity rank in the U.S.: #36041)