The Collaborative International Dictionary of English v.0.48:
Cannae \Cannae\ n. the name of a battle in which Hannibal defeated the Romans in 216 b. c. Called also battle of Cannae. [WordNet 1.5]WordNet (r) 3.0 (2006):
Cannae n 1: ancient city is southeastern Italy where Hannibal defeated the Romans in 216 BC