Test Your Vocabulary

Take Our 10-Question Quiz

Name That Thing

Take our visual vocab quiz

Test Your Knowledge »

True or False?

A quick quiz about stuff worth knowing

Take It Now »

Join Us on FB & Twitter

Get the Word of the Day and More

Facebook | Twitter

tail fin


tail fin

noun

Definition of TAIL FIN

1
: the terminal fin of a fish or cetacean
2
: fin 2b

First Known Use of TAIL FIN

1681

Browse

Next Word in the Dictionary: tailfirst
Previous Word in the Dictionary: tail–female
All Words Near: tail fin

Seen & Heard

What made you want to look up tail fin? Please tell us where you read or heard it (including the quote, if possible).