- 1[intransitive] when a dove 1or a pigeon coos, it makes a soft low sound
Definitions on the go
Look up any word in the dictionary offline, anytime, anywhere with the Oxford Advanced Learner’s Dictionary app.
- 2[intransitive, transitive] (+ speech) to say something in a soft quiet voice, especially to someone you love Idioms
coo
verbNAmE//ku//
Verb Forms present simple I / you / we / they coo he / she / it coos
past simple cooed
-ing form cooing
if two people who are in love bill and coo, they kiss and speak in a loving way to each other
See coo in the Oxford Advanced Learner's Dictionary
Check pronunciation: coo