stand by Definition in Cambridge Learner Dictionary
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Definition of "stand by" - Learner English Dictionary

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stand by

phrasal verb with stand
 
 
/stænd/ verb ( past tense and past participle stood)
BE READY to be ready to do something or to help: Doctors were standing by to treat the injured passengers.WaitingStaying and remaining
DO NOTHING to do nothing to prevent something unpleasant from happening: We can't stand by while millions of people starve.Preventing and impedingLimiting and restricting
(Definition of stand by from the Cambridge Learners Dictionary © Cambridge University Press)
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