coo.
The murmuring sound made by a dove or pigeon.
Meaning & usage
The murmuring sound made by a dove or pigeon.
An expression of pleasure made by a person.
Where this word comes from
Onomatopoeic. Compare Dutch koeren.
To make a soft murmuring sound, similar to a dove or pigeon.
To speak in an admiring fashion, to be enthusiastic about.
Where this word comes from
Onomatopoeic. Compare Dutch koeren.
An expression of approval, surprise, etc.
Where this word comes from
Imitative.
Pronunciation spelling of cool.
Where this word comes from
Clipping of cool. Compare foo (“fool”).
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.