Source : Webster's Revised Unabridged Dictionary (1913)

Foray \For"ay\ (?; 277), n. [Another form of forahe. Cf.
   {Forray}.]
   A sudden or irregular incursion in border warfare; hence, any
   irregular incursion for war or spoils; a raid. --Spenser.

         The huge Earl Doorm, . . . Bound on a foray, rolling
         eyes of prey.                            --Tennyson.

Foray \For"ay\, v. t.
   To pillage; to ravage.

         He might foray our lands.                --Sir W.
                                                  Scott.

Source : WordNet®

foray
     n 1: a sudden short attack [syn: {raid}, {maraud}]
     2: an initial attempt (especially outside your usual areas of
        competence); "scientists' forays into politics"
     v 1: steal goods; take as spoils; "During the earthquake people
          looted the stores that were deserted by their owners"
          [syn: {plunder}, {despoil}, {loot}, {reave}, {strip}, {rifle},
           {ransack}, {pillage}]
     2: briefly enter enemy territory