crazy as a bedbug

adjective

Utterly mad; insane.

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Meanings

adjectivecrazy as a bedbug (not comparable)
  1. informalnot comparablesimileUtterly mad; insane.

    The old lady may be as crazy as a bedbug, but she could be right about something moving in after dark.

    1980, Stephen King, The Mist, Viking Press

Synonyms & antonyms

Also see
insane
Cite this entry
APA

crazy as a bedbug. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/crazy%20as%20a%20bedbug

MLA

“crazy as a bedbug.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/crazy%20as%20a%20bedbug. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “crazy as a bedbug,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/crazy%20as%20a%20bedbug.

Source: crazy as a bedbug on Wiktionary, CC BY-SA 4.0.