plumb crazy

adjective

Thoroughly crazy; quite mad.

Meanings

adjectiveplumb crazy (comparative more plumb crazy, superlative most plumb crazy)

comparative more plumb crazy · superlative most plumb crazy

  1. informalThoroughly crazy; quite mad.
Cite this entry
APA

plumb crazy. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/plumb%20crazy

MLA

“plumb crazy.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/plumb%20crazy. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “plumb crazy,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/plumb%20crazy.

Source: plumb crazy on Wiktionary, CC BY-SA 4.0.