tube-nosed bat Syllabification: (tube-nosed bat)Definition of tube-nosed bat noun an Old World bat with tubular nostrils. a fruit bat found chiefly in New Guinea and Sulawesi (genus Nyctimene, family Pteropodidae). an insectivorous Asian bat (genus Murina, family Vespertilionidae). tube-nosed bat in other Oxford dictionaries Definition of tube-nosed bat in the British & World English dictionary