The Collaborative International Dictionary of English v.0.48:

Plunder \Plun"der\, v. t. [imp. & p. p. Plundered; p. pr. &
   vb. n. Plundering.] [G. pl["u]ndern to plunder, plunder
   frippery, baggage.]
   1. To take the goods of by force, or without right; to
      pillage; to spoil; to sack; to strip; to rob; as, to
      plunder travelers.
      [1913 Webster]

            Nebuchadnezzar plunders the temple of God. --South.
      [1913 Webster]

   2. To take by pillage; to appropriate forcibly; as, the enemy
      plundered all the goods they found.
      [1913 Webster]

   Syn: To pillage; despoil; sack; rifle; strip; rob.
        [1913 Webster]

WordNet (r) 3.0 (2006):

plundered
    adj 1: wrongfully emptied or stripped of anything of value; "the
           robbers left the looted train"; "people returned to the
           plundered village" [syn: looted, pillaged,
           plundered, ransacked]