if need be

if need be

If it is necessary. If need be, I can bring some extra chairs from home so everyone has a place to sit.
See also: if, need
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

if need(s) ˈbe

if it is necessary: We should have enough money, but if need be, we can cash one of our traveller’s cheques.Give him a tablet now to relieve the pain; you can give him another one later if needs be.
See also: if, need
Farlex Partner Idioms Dictionary © Farlex 2017
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