armpit Hear it!

armpit definition

arm·pit (ärm′pit′)

noun

the hollow under the arm at the shoulder; axilla

Webster's New World College Dictionary Copyright © 2005 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

Comments
Improve this definition.
Do you have more to add? Share your linguistic knowledge or observation.
/Register to save your comments.