/ˈkuːku/ or /ˈkuːkʊ/ (Hawaiian pronunciation)

Definitions

1. noun

A sound repeated by some birds, especially the call of a male chicken or a type of bird, often considered onomatopoeic.

“The kuku of the rooster filled the morning air.”

2. verb

To make the sound ‘kuku’, especially as a bird or a person imitating a bird.

“The children kuku-ed loudly in the backyard.”