<p><strong>Noun</strong></p><ul><li>the space around the printed or written matter on a page.</li><li>an amount allowed or available beyond what is actually necessary: to allow a margin for error.</li><li>a limit in condition, capacity, etc., beyond or below which something ceases to exist, be desirable, or be possible: the margin of endurance; the margin of sanity.</li><li>a border or edge.</li><li>a periodic payment, especially a scholarship or fellowship allowance granted to a student.</li><li>the amount representing the customer's investment or equity in such an account.</li><li>the difference between the amount of a loan and the market value of the collateral pledged as security for it.</li><li>the difference between the cost and the selling price.</li><li>the amount or degree of difference: The measure passed by a margin of just three votes.</li></ul><p><strong>Verb (used with object)</strong></p><ul><li>to provide with a margin or border.</li><li>to furnish with marginal notes, as a document.</li><li>to enter in the margin, as of a book.</li><li>to deposit a margin upon.</li><li>to purchase (securities) on margin: That stock was heavily margined during the last month.</li></ul>