Vulgar slang verb meaning to ruin, spoil, or mess something up — a coarser equivalent of 'cock up' or 'screw up'. The transitive use implies that someone's actions have caused something to go badly wrong. Common in informal speech where stronger emphasis is wanted.
He managed to completely dick up the presentation by saving over the wrong file.
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(vulgar, slang, transitive) To ruin; to spoil.
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Regional slang from around the English-speaking world — British, Australian, Irish, Caribbean, Nigerian, Filipino, AAVE, and the hyphenated-English dialects that make the internet sound local.
See all Regional & Other slang on Slangora.