coucou
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Meanings
Interjection
1. cuckoo; the call of the cuckoo
2. peekaboo
3. hiya, hey; an informal greeting (colloquial, informal)
4. an informal goodbye, bye-bye (colloquial, informal, by extension)
Examples6
Hey, I'm here!
I smiled and waved at him.
What a cute baby! Peek-a-boo!
My dinner just came back up to say hello.
Cuckoo! Cuckoo! Cuckoo!
Hello? Anyone there?