The cry of an animal, now chiefly that of animals related to the ass or donkey, or the camel.

(by extension) Any discordant, grating, or harsh sound.

Of an animal (now chiefly of animals related to the ass or donkey, and the camel): to make its cry.

“Whenever I walked by, that donkey brayed at me.”

(by extension) To make a harsh, discordant sound like a donkey's bray.

“He threw back his head and brayed with laughter.”

To make or utter (a shout, sound, etc.) discordantly, loudly, or in a harsh and grating manner.