To coo is to speak softly and gently, or make the soft sound of a bird.
(verb)The definition of a coo is the sound of a bird.
(noun)An example of a coo is the sound of a Mourning Dove.
See coo in Webster's New World College Dictionary
intransitive verb
Origin: echoic
transitive verb
noun
Related Forms:
interjection
See coo in American Heritage Dictionary 4
verb cooed, coo·ing, Coos coos verb, intransitive
Origin:
Origin: Imitative
.Related Forms:
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