Definitions
1.nounHelp; assistance; succor, relief."He came to my aid when I was foundering."
2.nounA helper; an assistant.
3.nounSomething which helps; a material source of help."Slimming aids include dietary supplements and appetite suppressants."
4.nounAn historical subsidy granted to the crown by Parliament for an extraordinary purpose, such as a war effort.
5.nounAn exchequer loan.
6.nounA pecuniary tribute paid by a vassal to his feudal lord on special occasions.
7.nounAn aide-de-camp, so called by abbreviation."The incompetent general's brilliant aid often made priceless suggestions."