unflappable Hear it!

unflappable definition

un·flap·pable (-flap′ə bəl)

adjective

Informal not easily excited or disconcerted; imperturbable; calm

Etymology: < un- + flap, + -able

Related Forms:

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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