| Noun | 1. | free-tailed bat - small swift insectivorous bat with leathery ears and a long tail; common in warm regionscarnivorous bat, microbat - typically having large ears and feeding primarily on insects; worldwide in distribution genus Tadarida, Tadarida - freetail bats guano bat, Mexican freetail bat, Tadarida brasiliensis - the common freetail bat of southern United States having short velvety fur; migrates southward for winter pocketed bat, pocketed freetail bat, Tadirida femorosacca - small brown bat of California and northern Mexico |