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English definition of “before”


preposition, conjunction, adverb [not gradable] (EARLIER)   /bɪˈfɔr, -ˈfoʊr/
at or during a time earlier than (the thing mentioned): I left early because I wanted to arrive home before dark. Before making up your mind, think about all your options. It was another half hour before (= until) the ambulance finally arrived. Less than a week before, he’d graduated from college. before last Before last means before the most recent: Today is Monday, so the day before last was Saturday.
(Definition of before preposition, conjunction, adverb (EARLIER) from the Cambridge Academic Content Dictionary © Cambridge University Press)
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