Meaning

• The edge of the paper, typically left blank when printing but sometimes used for annotations etc.

• The edge or border of any flat surface.

• The edge defining inclusion in or exclusion from a set or group.

• A difference or ratio between results, characteristics, scores.

• A permissible difference; allowing some freedom to move within limits.

• The yield or profit; the selling price minus the cost of production.

• Collateral security deposited with a broker, to compensate the broker in the event of loss in the speculative buying and selling of stocks, commodities, etc.

Meaning

• To add a margin to.

• To enter (notes etc.) into the margin.