behalf

Meanings

1. 1
   noun

   Acting as the representative of, or for the benefit of, someone else (usually in 'on behalf of').

   The guardian signed the contract on behalf of the child.

From Middle English bihalve (“nearby”), from Old English bī healfe (“by [his/her] side”), from bī (“by”) + healfe (“side, half”), equivalent to be- + half.

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