Source : Webster's Revised Unabridged Dictionary (1913)

Cabal \Ca*bal"\, v. i. [imp. & p. p. {Caballed} (-b[a^]ld"); p.
   pr. & vb. n. {Caballing}]. [Cf. F. cabaler.]
   To unite in a small party to promote private views and
   interests by intrigue; to intrigue; to plot.

         Caballing still against it with the great. --Dryden.

Source : WordNet®

cabal
     n 1: a clique (often secret) that seeks power usually through
          intrigue [syn: {faction}, {junto}, {camarilla}]
     2: a plot to carry out some harmful or illegal act (especially
        a political plot) [syn: {conspiracy}]
     v : engage in plotting or enter into a conspiracy, swear
         together; "They conspired to overthrow the government"
         [syn: {conspire}, {complot}, {conjure}, {machinate}]
     [also: {caballing}, {caballed}]

caballing
     See {cabal}