Behalf - Definition
behalf
n 1: 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";
2: 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"