DuckCorp Dico

Found one definition

1.                 From WordNet (r) 3.0 (2006):
                   
   
   
                   
                     
   APC
       n 1: (military) an armored vehicle (usually equipped with
            caterpillar treads) that is used to transport infantry
            [syn: armored personnel carrier, armoured personnel
    carrier, APC]
       2: a drug combination found in some over-the-counter headache
          remedies (aspirin and phenacetin and caffeine)