(Slang) A person or thing that is weird, strange, odd, bizarre, etc.
One who is or appears to be mentally deranged:
A strange person, event, or thing.
The sound of that particular bird.
(Informal) A person who has odd, stubborn notions about something; eccentric
A person regarded as strange, eccentric, or crazy.
One who is crazy or deranged.
The definition of a lunatic is a person who is either actually crazy or who is acting crazy and wild in his behavior.
Find another word for loonies. In this page you can discover 11 synonyms, antonyms, idiomatic expressions, and related words for loonies, like: weirdoes, crazies, weirdies, nuts, cuckoos, cranks, kooks, loons, lunatics, eccentrics and crackpots.