exists and is an alternate of . It refers to the difficulty in convincing people of something using only words compared to the use of action. Getting someone to believe this [thing] can do [whatever] is a lot easier when the thing actually does do whatever it is claimed to do.
Definition of margin for English Language Learners. : 1  the part of a page that is above, below, or to the side of the printed part. : 2  the place where something (such as a piece of land) stops : the edge of something. : 3  an extra amount of something (such as time or space) that can be used if it is needed.
Net Profit Margin. Net profit margin (or profit margin, net margin) is a ratio of profitability calculated as after-tax net income (net profits) divided by sales (revenue). Net profit margin is displayed as a percentage. It shows the amount of each sales dollar left over after all expenses have been paid.et Profit Margin. Net profit margin (or profit margin, net margin) is a ratio of profitability calculated as after-tax net income (net profits) divided by sales (revenue). Net profit margin is displayed as a percentage. It shows the amount of each sales dollar left over after all expenses have been paid.