AID.abbr.1. See artificial insemination by donor under ARTIFICIAL INSEMINATION .
2.UNITED STATES AGENCY FOR INTERNATIONAL DEVELOPMENT.
aid,n. Hist. 1.A subsidy or tax granted to the king for an extraordinary purpose. — Also
termed grant-in-aid. 2. A benevolence or tribute (i.e., a sum of money) granted by the tenant to his
lord in times of difficulty and distress. • Over time, these grants grew from being discretionary to
matters of right. The three principal aids were: (1) to ransom the lord’s person if he was taken
prisoner; (2) to contribute toward the ceremony of knighting the lord’s eldest son; and (3) to
provide a suitable portion to the lord’s eldest daughter when she married. 3. Assistance in
defending a lawsuit in which the plaintiff also has a claim against an unsued third party having a
joint interest in the defense. [Blacks Law 8th]