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Definition of moo

moo

/muː/
moo
Plural:moos
•
Past Simple:mooed
•
Past Participle:mooed
•
Present Participle:mooing
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moo Lexical Profile

moo Game Scores & Validity

• interjection

1

Used to represent or imitate the low, resonant sound made by a cow or bull.

Example

""Moo!" went the cow as the children approached the pasture fence."

• noun

1

The characteristic deep, resonant vocal sound made by a cow or other bovine animal.

Example

"A loud moo echoed from the barn early in the morning as the dairy cows waited to be milked."

Synonyms
View all synonyms for moo

• verb

1

To make the characteristic deep, resonant vocal sound of a cow or other bovine animal.

Example

"The cattle began to moo softly as the farmer brought fresh hay into the field."

Synonyms
View all synonyms for moo

• Rhymes for moo

• Nearby Words

monumental
monumentalize
monumentally
moo
moobs
mooch
moocher

Word Origin & Etymology

First attested in the mid-16th century, 'moo' is of imitative (onomatopoeic) origin, directly mimicking the deep vocalization of cattle.

Cite this Entry

Wordmom. (2026). Definition of Moo. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/moo
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