'Behalf' definitions:

Definition of 'behalf'

(from WordNet)
noun
As the agent of or on someone's part (usually expressed as "on behalf of" rather than "in behalf of"); "the guardian signed the contract on behalf of the minor child"; "this letter is written on behalf of my client";
noun
For someone's benefit (usually expressed as `in behalf' rather than `on behalf' and usually with a possessive); "in your behalf"; "campaigning in his own behalf"; "spoke a good word in his friend's behalf"

Definition of 'Behalf'

From: GCIDE
  • Behalf \Be*half"\, n. [OE. on-behalve in the name of, bihalven by the side of, fr. AS. healf half, also side, part: akin to G. halb half, halber on account of. See Be-, and Half, n.] Advantage; favor; stead; benefit; interest; profit; support; defense; vindication. [1913 Webster]
  • In behalf of his mistress's beauty. --Sir P. Sidney. [1913 Webster]
  • Against whom he had contracted some prejudice in behalf of his nation. --Clarendon. [1913 Webster]
  • In behalf of, in the interest of.
  • On behalf of, on account of; on the part of. [1913 Webster]

Synonyms of 'behalf'

From: Moby Thesaurus

Words containing 'Behalf'