1.make an addition (to); join or combine or unite with others; increase the quality, quantity, zise or scope of;
We added two students to that dorm room
2.state or say further;
`It doesn't matter,' he supplied
3.bestow a quality on;
Her presence lends a certain cachet to the company
4.make an addition by combining numbers;
Add 27 and 49, please!
5.determine the sum of;
Add all the people in this town to those of the neighboring town
6.constitute an addition;
This paper will add to her reputation