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crap up

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crap up

1. Burden or clutter up, as in Jane crapped up the garden with plastic pink flamingos. [c. 1946]

2. Ruin or foul up, as in I've really crapped up this speech; can I just start over again? This idiom employs crap in the sense of "defecate." [ Vulgar slang; c. 1950]

See also: crap, up

crap up

v. Vulgar Slang

1. To bungle or make a mess of something: I really crapped up the project. It looks like they crapped it up again.

2. To fail to function properly: My computer crapped up on me, and I had to shut it down.

See also: crap, up