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English definition of “for”

for

preposition (TIME/DISTANCE)    strong /fɔːr/ US  /fɔːr/ weak /r/ US  //
A1 used to show an amount of time or distance: We walked for miles. She's out of the office for a few days next week. I'm just going to bed for an hour or so. I haven't played tennis for years.Describing when something happened or will happen Grammar:During or for?We use during to say when something happens, if it happens in or over a period of time. We use for to talk about the length of time something lasts.See moreGrammar:ForFor is usually a preposition and sometimes a conjunction.See moreGrammar:For: purposeWe use for to talk about a purpose or a reason for something:See moreGrammar:For someoneWe often use for to introduce the person or people receiving something:See moreGrammar:For: durationWe use for with a period of time to refer to duration (how long something lasts):See moreGrammar:For: exchangeWe use for to refer to an exchange:See moreGrammar:For meaning becauseWe sometimes use for as a conjunction meaning ‘because’. We use it in very formal, and often literary, contexts:See moreGrammar:For in multi-word verbsWe often combine for with a verb to form a multi-word verb:See moreGrammar:For + -ingSee moreGrammar:For + -ing: functionWe use for + the -ing form of a verb to talk about the function of something or how something is used:See moreGrammar:For + -ing: reasonWe use for + the -ing form of a verb to refer to the reason for something:See moreGrammar:For + -ing or to + infinitive?See moreGrammar:For or since?We use for with a period of time in the past, present or future.See more
(Definition of for preposition (TIME/DISTANCE) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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