NOUN (1)

1. the part of the superior limb between the elbow and the wrist;


VERB (1)

1. arm in advance of a confrontation;

The Collaborative International Dictionary of English v.0.48:

Forearm \Fore*arm"\, v. t.
   To arm or prepare for attack or resistance before the time of
   need. --South.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Forearm \Fore"arm`\, n. (Anat.)
   That part of the arm or fore limb between the elbow and
   wrist; the antibrachium.
   [1913 Webster]

WordNet (r) 3.0 (2006):

forearm
    n 1: the part of the superior limb between the elbow and the
         wrist
    v 1: arm in advance of a confrontation

Moby Thesaurus II by Grady Ward, 1.0:

27 Moby Thesaurus words for "forearm":
   arm, arrange for, biceps, clear the decks, consider every angle,
   elbow, guard against, hedge, lay by, leave out nothing,
   look out for, make provision for, make sure, make sure against,
   overlook no possibility, play safe, prepare for, provide a hedge,
   provide against, provide for, reef down, shorten sail,
   take measures, take precautions, take steps, upper arm, wrist