Definitions for "margin account"
An account with a securities brokerage in which the broker extends credit.
An account in which a customer uses credit from a broker/dealer to make purchases beyond the actual cash deposited in the account; the extension of credit by broker/dealers is regulated by the Federal Reserve Board.
An account enabling a trader to use funds advanced by his or her stockbroker, futures broker or bank.
a derivative system, as are naked options, FOREX, Futures, currency trading, etc,
a balance that a trader maintains with a commission merchant in order to offset the trader's daily unrealized loses in the futures markets
Keywords:  safety, requirement
Margin of safety Margin requirement