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Phrases. 1  be of assistance. 2  Be of practical use or help. âthe guide will be of assistance to development groupsâ. ââWe hope this small fund and material aid will be of assistance to the victims,â a press release stated.â.
Definition of help for English Language Learners. : 1  to do something that makes it easier for someone to do a job, to deal with a problem, etc. : to aid or assist someone. : 2  to make something less severe : to make something more pleasant or easier to deal with. : 3  to give (yourself or another person) food or drink.