The Collaborative International Dictionary of English v.0.48:

Kick \Kick\, v. i.
   1. To thrust out the foot or feet with violence; to strike
      out with the foot or feet, as in defense or in bad temper;
      esp., to strike backward, as a horse does, or to have a
      habit of doing so. Hence, (figuratively): To show ugly
      resistance, opposition, or hostility; to spurn.
      [1913 Webster]

            I should kick, being kicked.          --Shak.
      [1913 Webster]

   2. To recoil; -- said of a musket, cannon, etc.; also called
      kick back.
      [1913 Webster]

   3. (Football) To make a kick as an offensive play.
      [PJC]

   4. To complain strenuously; to object vigorously.
      [PJC]

   5. To resist.
      [PJC]

The Collaborative International Dictionary of English v.0.48:

kick back \kick` back"\, v. i.
   To recoil; -- of guns and machines.
   [PJC]

The Collaborative International Dictionary of English v.0.48:

kick back \kick` back"\, v. t.
   To pay (a kickback); as, they kicked back five percent of the
   sales price.
   [PJC]

WordNet (r) 3.0 (2006):

kick back
    v 1: pay a kickback; make an illegal payment
    2: spring back, as from a forceful thrust; "The gun kicked back
       into my shoulder" [syn: kick back, recoil, kick]

Moby Thesaurus II by Grady Ward, 1.0:

53 Moby Thesaurus words for "kick back":
   abate, allow, atone, backfire, backlash, bate, boomerang, bounce,
   bounce back, bound, bound back, cannon, cannon off, carom,
   charge off, cut, deduct, depreciate, discount, fly back,
   have repercussions, kick, lash back, make allowance, make amends,
   make good, make reparation, make restitution, make up for,
   make up to, pay back, pay in kind, quit, rebate, rebound,
   recalcitrate, recoil, recoup, redress, reduce, refund, reimburse,
   repay, repercuss, requite, resile, ricochet, snap back, spring,
   spring back, take a premium, take off, write off