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English definition of “quick”

quick

adjective uk   /kwɪk/ us  
A2 happening or done with great speed, or lasting only a short time: It's a quick journey. I had a quick coffee and left the house. I only had time for a quick glance at the paper this morning. He scored three goals in quick succession (= one after the other in a short time). Could I have a quick word (= speak to you for a short time)? Quick as lightning (= very quickly), he snatched the book and ran out of the room. A1 doing something fast: I tried to catch him but he was too quick for me. be quick to do sth to do something fast, sometimes too fast: She was quick to point out that it wasn't her fault. B1 describes someone who is clever and understands or notices things quickly: She was quick at understanding what we wanted her to do. He has a quick mind. Glyn's quick thinking (= ability to solve problems with speed) averted what could have been a disaster.
See also
a quick study US informal someone who is able to learn things quickly: He's a quick study and easily grasps all the details of a discussion.

quick

exclamation uk   /kwɪk/ us  
used for telling someone to do something quickly: Quick! Close the door before the cat comes in!

quick

(Definition of quick from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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