plumb crazy

plumb crazy

slang Utterly crazy or insane. ("Plumb" is used here as intensifier.) Primarily heard in US. This idea of yours is plumb crazy. Poor guy went plumb crazy after his wife died.
See also: crazy, plumb
Farlex Dictionary of Idioms.
See also:
  • (as) crazy as a bedbug
  • crazy as a bedbug
  • bedbug
  • crazy like a fox
  • crazy in the head
  • crazy as a loon
  • crackbrain
  • nut up
  • peach
  • (as) crazy as a peach-orchard boar
References in periodicals archive
Plumb crazy: The handyman charged for 126 different call-outs
PLUMB CRAZY: Tip site; WASHED UP: One of old-style sinks
Wall Streeters had been stupefied at the $22-$24 estimated offer price, a range analysts and investors called plumb crazy. The $23 midpoint gave WMG--a standalone music company facing slumping sales and uncertain prospects--a higher multiple than giants Time Warner, Viacom or Walt Disney.
don't miss it.: Plumb crazy memorial: Last week I got my first look at the Diana memorial.
But, just as it was plumb crazy to hail Chelsea as potential champions because of their defeat of an uninterested Manchester United in the Charity Shield, it would be equally unwise to dismiss them on the strength of one lacklustre display against a side who may not be the duffers many people assume.
Most such folks are plumb crazy. To be sure, most crazies fail.
WASHED UP: One of old-style sinks; PLUMB CRAZY: Tip site
THINGS have been plumb crazy these past few months for Andrew Locke.