The Collaborative International Dictionary of English v.0.48:

Reap \Reap\, v. i.
   To perform the act or operation of reaping; to gather a
   harvest.
   [1913 Webster]

         They that sow in tears shall reap in joy. --Ps. cxxvi.
                                                  5.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Reap \Reap\, n. [Cf. AS. r[imac]p harvest. See Reap, v.]
   A bundle of grain; a handful of grain laid down by the reaper
   as it is cut. [Obs. or Prov. Eng.] --Wright.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Reap \Reap\ (r[=e]p), v. t. [imp. & p. p. Reaped (r[=e]pt); p.
   pr. & vb. n. Reaping.] [OE. repen, AS. r[imac]pan to seize,
   reap; cf. D. rapen to glean, reap, G. raufen to pluck, Goth.
   raupjan, or E. ripe.]
   1. To cut with a sickle, scythe, or reaping machine, as
      grain; to gather, as a harvest, by cutting.
      [1913 Webster]

            When ye reap the harvest of your land, thou shalt
            not wholly reap the corners of thy field. --Lev.
                                                  xix. 9.
      [1913 Webster]

   2. To gather; to obtain; to receive as a reward or harvest,
      or as the fruit of labor or of works; -- in a good or a
      bad sense; as, to reap a benefit from exertions.
      [1913 Webster]

            Why do I humble thus myself, and, suing
            For peace, reap nothing but repulse and hate?
                                                  --Milton.
      [1913 Webster]

   3. To clear of a crop by reaping; as, to reap a field.
      [1913 Webster]

   4. To deprive of the beard; to shave. [R.] --Shak.
      [1913 Webster]

   Reaping hook, an implement having a hook-shaped blade, used
      in reaping; a sickle; -- in a specific sense,
      distinguished from a sickle by a blade keen instead of
      serrated.
      [1913 Webster]

WordNet (r) 3.0 (2006):

reap
    v 1: gather, as of natural products; "harvest the grapes" [syn:
         reap, harvest, glean]
    2: get or derive; "He drew great benefits from his membership in
       the association" [syn: reap, draw]

Moby Thesaurus II by Grady Ward, 1.0:

84 Moby Thesaurus words for "reap":
   abbreviate, abridge, abstract, acquire, bag, be seized of, bob,
   boil down, bring in, capsulize, capture, catch, clip, come by,
   come in for, come into, compress, condense, contract, corral, crop,
   crop herbs, curtail, cut, cut back, cut down, cut off short,
   cut short, derive, dig, dock, drag down, draw, earn, elide,
   enter into possession, epitomize, foreshorten, gain, garner,
   gather, gather in, get, glean, grabble, harvest, hay, make, mow,
   net, nip, nut, obtain, pick, pluck, poll, pollard, procure, profit,
   prune, pull down, reap and carry, recap, recapitulate, reduce,
   retrench, sack, score, secure, shave, shear, shorten, snub, stunt,
   sum up, summarize, synopsize, take, take in, take up, telescope,
   trim, truncate, win