Added 9 October 2026 hannibal noun Categories: PeoplePlacesRare Words noun ! Definition from WordNet 3.1, Princeton University. More about hannibal at Wordnik → Where our words come from → General who commanded the Carthaginian army in the second Punic War; crossed the Alps and defeated the Romans but was recalled to defend Carthage and was defeated (247-182 BC). A town in northeast Missouri on the Mississippi River; boyhood home of Mark Twain. Related Words: howhamlinlagrangeanibalhamilcarhasdrubalhoracehannahoratiohamzahanyhugo Back to today's word