on behalf of someone

idiom
variants: or on someone's behalf
Updated on: 15 Nov 2017

Definition of on behalf of someone

1 : as a representative of someone
  • The teacher accepted the award on behalf of the whole class.
2 or US in behalf of someone or in someone's behalf : for the benefit of someone : in support of someone
  • She spoke in behalf of the other candidate.
  • They're willing to do anything on their child's behalf.
3 : because of someone
  • Don't get up on my behalf.

Word by Word Definitions

behalf play
  1. : interest, benefit

someone play
  1. : some person : somebody


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