killer whale

noun

Definition of killer whale

  1. :  a small gregarious toothed whale (Orcinus orca of the family Delphinidae) that is black with a white ventral side and white oval-shaped patches behind the eyes and attains a length of 20 to 30 feet (6.1 to 9.1 meters) —called also orca

1884

First Known Use of killer whale

1884


KILLER WHALE Defined for English Language Learners

killer whale

noun

Definition of killer whale for English Language Learners

  • : a black-and-white whale that kills and eats other animals (such as seals)


KILLER WHALE Defined for Kids

killer whale

noun

Definition of killer whale for Students

  1. :  a toothed whale that is mostly black above and white below and feeds especially on fish, squid, birds, and sea mammals (as seals)


Learn More about killer whale


Seen and Heard

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

WORD OF THE DAY

skillful, artistic, or intricate

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

  • hot-dog--hot-dog--hot-dog--hot-dog-cat
  • Which of the following words is not a synonym for ‘a young person’?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ