definition of
margin

[1] #1 margin n. [border, perimeter] the boundary line or the area immediately inside the boundary. wn

[2] #2 margin n. an amount beyond the minimum necessary; "the margin of victory". wn

[3] #3 margin n. [security deposit] the amount of collateral a customer deposits with a broker when borrowing from the broker to buy securities. wn

[4] #4 margin n. [gross profit, gross profit margin] (finance) the net sales minus the cost of goods and services sold. wn

[5] #5 margin n. the blank space that surrounds the text on a page; "he jotted a note in the margin". wn