'Cramp iron' definitions:

Definition of 'cramp iron'

From: WordNet
noun
A strip of metal with ends bent at right angles; used to hold masonry together [syn: cramp, cramp iron]

Definition of 'Cramp iron'

From: GCIDE
  • Cramp iron \Cramp" i`ron\ (?`rn). See Cramp, n., 2. [1913 Webster]