Definition of "yellowtail" in English

adjective

1. (in the names of certain organisms) Having a yellow tail.

noun

1. Any of various fish with yellow tails, including:

2. A European moth (Euproctis similis)

3. A yellow-tailed black cockatoo (Calyptorhynchus funereus), a large cockatoo native to the south-east of Australia.

4. A yellow-tailed oriole (Icterus mesomelas), a passerine bird in the New World family Icteridae.

5. A yellow-tailed woolly monkey (Oreonax flavicauda), a New World primate endemic to Peru.