What is "cuckoo" in English? Definition and Explanations

Meaning of "cuckoo": a man who is a stupid incompetent fool

Noun

Meaning of "cuckoo": repeat monotonously, like a cuckoo repeats his call

Verb

Meaning of "cuckoo": any of numerous European and North American birds having pointed wings and a long tail

Noun

Synonyms:

fool, nuts, screwball, silly, clock, batty, daffy, insane, wacky,