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English definition of “double”

double

adjective uk   /ˈdʌb.l̩/ us  
A2 twice the size, amount, price, etc., or consisting of two similar things together: I ordered a double espresso (= two standard amounts in one cup). Go through the double doors and turn left. The word "cool" has a double "o" in the middle. Everything he says has a double meaning (= has two possible meanings). This painkiller is double strength (= has twice the normal amount of medicine).UK Sabiha's phone number is double three, one, five, double seven (= 331577).Single, double and multiple A double flower or plant is a flower with more than the usual number of petals: a double primroseFlowers - general wordsFlowers and flowering plants

double

noun uk   /ˈdʌb.l̩/ us  

double noun (PERSON)

[C usually singular] a person who looks exactly the same as someone else: Hey, Tony, I met someone at a party last week who was your double.Describing people with the same qualitiesSimilar and the same

double noun (TWO PLAYERS)

doubles [U] a game of tennis or a similar sport between two teams of two people: men's/women's/mixed doubles Who won the men's doubles at Wimbledon this year?
Compare
Tennis and racket sports

double noun (TWO WINS)

[usually singular] an occasion when a football team wins two major competitions in a single season: Which was the first team to do the double in English football?

double noun (BASEBALL)

[C] US in baseball, a hit that allows the batter (= person who hits the ball) to reach second baseBaseball and roundersGeneral terms used in ball sports

double

verb [I or T] uk   /ˈdʌb.l̩/ us  
B2 to become twice as much or as many, or to make something twice as much or many: The government aims to double the number of students in higher education within 25 years. Company profits have doubled since the introduction of new technology.Single, double and multiple

double

noun, predeterminer uk   /ˈdʌb.l̩/ us  
B1 something that is twice the amount, size, strength, etc. of something else: I paid double (= twice as much) for those trousers before the sale. Electrical goods are almost double the price they were a few years ago. "Would you like another whisky?" "Yes. Make it a double (= two standard amounts in one glass)."Single, double and multiple

double

adverb uk   /ˈdʌb.l̩/ us  
in two parts or layers: Fold the blanket double (= so that it is in two layers) and then you won't be cold. They were bent double (= their heads and shoulders were bent forward and down) from decades of labour in the fields.Single, double and multiple see double to have a problem with your eyes so that you see two of everything, usually because you are drunk or ill: I started seeing double, then I fainted.Eyesight, glasses and lensesUsing the eyesThe eye and surrounding areaOptics, microscopy and lasers
(Definition of double from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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