n.
1.the boundary line or the area immediately inside the boundary
2.a permissible difference
3.the amount of collateral a customer deposits with a broker when borrowing from the broker to buy securities
4.(finance) the net sales minus the cost of goods and services sold
5.the blank space that surrounds the text on a page
6.a strip near the boundary of an object
Idiom of the Day
have a heart of gold
to be generous or sincere or friendly
The woman has a heart of gold and is always willing to help her friends.