Loony

Pronunciation

• Rhymes: -uːni
• Homophones: loonie, looney, luny

Origin

Shortened from lunatic

Full definition of loony

Adjective

1. (of a person) insane
2. (of a thing) very silly, absurd

Alternate forms

• (insane) luny, looney

Synonyms

Noun

1. An insane or very foolish person