bollix up

bollix up

rude slang To jumble up or ruin something. "Bollix" is an alternative spelling of "bollocks," a vulgar slang term for testicles. A noun or pronoun can be used between "bollix" and "up." Boy, you really bollixed up this report—I'm not sure I can even fix it. Take your time so you don't bollix it up!
See also: bollix, up

bollixed up

Bungled; messed up; mixed up. "Bollixed" is an alternative spelling of "bollocksed." Oh man, the printer really bollixed up this report. The pages are all out of order now, and I think a whole section is missing!
See also: bollix, up
Farlex Dictionary of Idioms.

bollix something up

Inf. to ruin something; to mess something up. Please don't bollix my stereo up. Who bollixed up the folded laundry?
See also: bollix, up
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

bollix up

v.
To make a mess of something because of mistakes or poor judgment: I'm afraid you've bollixed up that job badly! Don't make me paint the chairs; I'll just bollix it up.
See also: bollix, up
The American Heritage® Dictionary of Phrasal Verbs.
See also:
  • bollix
  • bollixed up
  • involve with
  • involve with (someone or something)
  • involved with
  • add in
  • angling