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Definition of "screw up" [screw up]

  • To tighten or secure with screws. (verb)
  • To raise (rent, fees, etc.) to extortionate levels. (verb)
  • To twist into a contorted state (verb)
  • To make a mess of; to ruin. (verb)
  • To blunder; to make a mistake. (verb) : Text is available under the Creative Commons Attribution-ShareAlike License

Use "screw up" in a sentence
  • "But Taylor Lockwood did not screw up and a cursory review of her ball-busting work on the case over the past weeks revealed no glitches the remedy for which would involve her summarily getting kicked off the deal."
  • "Anticholinergics block the action of acetylcholine at the synapse and screw up nervous transmission."
  • "Somehow Ben managed simultaneously to screw up his face in distaste at the memory and masticate energetically."