Simple Definition of bird

from our Learner's Dictionary

bird

noun

ˈbɚd

plural birds

: an animal that has wings and is covered with feathers

A large bird flew overhead.

The birds were singing outside our window.

a flock of birds

informal : person

He's a tough old bird.

British, informal + sometimes offensive : girl

We met some smashing birds at the pub last night.

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“Bird.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/bird. Accessed 19 Jun. 2026.

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Simple Definition of bird

bird

noun

Cite this Entry

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