carnivorous bat car·ni·vo·rousbat uncommon noun 1. typically having large ears and feeding primarily on insects; worldwide in distribution Synonymscarnivorous batmicrobat Related words Broader terms bat Narrower terms mouse-eared batleafnose batvespertilian batbrown batfreetailmastiff batvampire bat Parts Microchiroptera WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.