nutty as a fruitcake

Crazy, idiotic, as in Mary's nutty as a fruitcake if she thinks she can get away with that. The adjective nutty meaning “insane” was first recorded in 1821; the similarity to fruitcake, which literally contains nuts as well as fruit, was first recorded in 1935.

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Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

I leave out the part about my sister being older than me and nutty as a fruitcake.

“No offense, but you’re nutty as a fruitcake.”

“Bremer looked nutty as a fruitcake to me,” Freundlich tells me.

"They think I'm nutty as a fruitcake."

You're as nutty as a fruitcake.

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