- screw
- 1
noun
1 (C) a thin pointed piece of metal that you push and turn in order to fasten pieces of metal or wood together: Tighten the screws on the plug.2 (C) slang taboo an act of having sex3 have a screw loose informal often humorous to be slightly crazy4 put/tighten the screws on sb informal to force someone to do something by threatening them5 (C) BrE slang a word for a prison officer, used especially by prisoners6 a screw of tobacco/tea etc BrE old-fashioned a small amount of tobacco, tea etc in a twisted paper packet2 verb1 (transitive always + adv/prep) to fasten one object to another using a screw: screw sth into/onto/to sth: Screw the socket into the wall. | The bar stools were screwed to the floor.2 (transitive always + adv/prep) to fasten or close something by turning it until it cannot be turned anymore: screw sth on/together etc: Don't forget to screw the cap back onto the toothpaste.3 (I, T) taboo to have sex with someone4 screw you/him/that etc spoken taboo used to show that you are very angry with someone: “Screw you” he yelled.5 (transitive always + adv/prep) to twist paper or cloth into a small round shape: screw sth (up) into sth: She screwed the letter up into a ball and threw it in the bin.6 (transitive often passive) informal to cheat someone or treat them in a dishonest way, especially to get money from them: They really screwed you in that nightclub, charging -10 for a drink. | screw sb for: They screwed us for $60 in the end.—see also: have your head screwed on (straight) head 1 (28) screw around phrasal verb (I) taboo to have sex with a lot of different people screw up phrasal verb1 screw your eyes/face up to move the muscles in your face in a way that makes your eyes seem narrow: He screwed up his eyes against the bright light.2 (I) informal to make a bad mistake or do something very stupid: I really screwed up, didn't I?3 (transitive screw something up) informal to spoil something such as a plan, by doing something stupid: Breaking my ankle really screwed up our holiday plans!4 (transitive screw someone up) informal to make someone feel very unhappy, confused, or anxious, especially for a long time: It really screwed her up when her mother died.—see also: screwed up5 screw up your courage to try to be brave enough to do something you are very nervous about: I screwed up my courage and went over to talk to her.
Longman dictionary of contemporary English. 2004.