n. pl. ki·wis
1. Any of several flightless birds of the genus Apteryx native to New Zealand, having vestigial wings and a long slender bill. Also called apteryx.
2. Informal A New Zealander.
3. A kiwifruit.
[Maori, imitative of the call of male kiwis. Sense 3, short for KIWIFRUIT.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
The American Heritage Dictionary Blog
Check out our blog, updated regularly, for new words and revised definitions, interesting images from the 5th edition, discussions of usage, and more.