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
trial balloon
an announcement or experiment with the purpose of finding out what people think about an idea or product
We sent up a trial balloon to see who would support our plan for the new product.