The holiday is called "Guy Fawkes Day" for a 17th century man who played a leading role in a plot to blow up the British Parliament buildings. Fawkes managed to hide 20 barrels of gunpowder …

Dec 21, 2025 · When used of animals, guy usually refers to either a male or one whose gender is not known; it is rarely if ever used of an animal that is known to be female. The matching term …

(Definition of guy from the Cambridge Academic Content Dictionary © Cambridge University Press)

Informal. a man or boy; fellow. He's a nice guy. Informal. none guys people, regardless of their gender. Could one of you guys help me with this? Chiefly British Slang. a grotesquely dressed …

Definition of guy noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

guy 1 (gaɪ) n. 1. a man or boy; fellow. 2. Usually, guys. Informal. persons of either sex; people: Do you guys want to go out tonight? 3. (often cap.) an effigy of Guy Fawkes burned in Britain on …

guy /ɡaɪ/ n a rope, chain, wire, etc, for anchoring an object, such as a radio mast, in position or for steadying or guiding it while being hoisted or lowered

There are three meanings listed in OED's entry for the noun guy, two of which are labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.

A guy is a rope or wire that has one end fastened to a tent or pole and the other end fixed to the ground, so that it keeps the tent or pole in position.

He seems like a nice guy. Who's that guy she's with? It's hard to tell the good guys [=the heroes] from the bad guys [=the villains] in this movie.