1. the difference between the
cost and the
selling price of something, especially
stocks or
securities.
2. an excess of supplies,
money,
time, etc., kept or allowed for in
case of an
emergency or because the amount of what will be needed or used cannot be accurately
calculated.
3. the amount a
customer pays when he uses his
broker's
credit to
buy commodities,
securities, etc. Over the last twenty years
Federal Reserve regulations in the US have varied the margin
price at anywhere from fifty to a hundred per
cent of the
purchase price.
4. margin also represents the amount of
equity in
terms of
securities,
commodities, etc., a person has in his
account if it were to be closed out at current prices.