Dictionary definition · ADD
noun
- a condition (mostly in boys) characterized by behavioral and learning disorders
verb
- make an addition (to); join or combine or unite with others; increase the quality, quantity, size or scope of"We added two students to that dorm room"
- state or say further"‘It doesn't matter,’ he supplied"
- bestow a quality on"Her presence lends a certain cachet to the company"
- make an addition by combining numbers"Add 27 and 49, please!"
- determine the sum of"Add all the people in this town to those of the neighboring town"
- constitute an addition"This paper will add to her reputation"
Similar words
Source: Open English WordNet (CC BY 4.0).