loon

crazy as a loon

Insane. Often used jocularly. Don't leave me alone with Uncle Stu, he's crazy as a loon!

*crazy as a betsy bug

and *crazy as a peach-orchard boar; *crazy as a loon

Rur. acting as if insane. (*Also: as ~.) Tom: Susan says she's really the Queen of England. Bill: She's crazy as a betsy bug. Jill: David's a little eccentric, isn't he? Jane: Crazy as a loon, I'd say. What's wrong with Jim? He's acting as crazy as a peach-orchard boar.

Common Names:

Name	Pronounced	Usage
Yudel	-	Yiddish
Thaddaios	-	Biblical Greek
Tane	-	Maori, Polynesian Mythology
Harper	HAHR-pər	English
Fredrika	fred-REE-kah (Swedish), FRED-ree-kah (Finnish)	Swedish, Finnish
Lizzie	LIZ-ee	English