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coo

2 ENTRIES FOUND:
coo /ˈkuː/ verb
coos; cooed; cooing
coo
/ˈkuː/
verb
coos; cooed; cooing
Britannica Dictionary definition of COO
[no object] : to make the soft sound of a dove or pigeon
also : to make a similar sound
: to talk in a soft, quiet, and loving way
[no object]
[+ object]

— coo

noun, plural coos [count]