Add

1. v. i. To perform the arithmetical operation of addition; as, he adds rapidly.
2. v. t. To give by way of increased possession (to any one); to bestow (on).
3. v. t. To join or unite, as one thing to another, or as several particulars, so as to increase the number, augment the quantity, enlarge the magnitude, or so as to form into one aggregate. Hence: To sum up; to put together mentally; as, to add numbers; to add up a column.
4. v. t. To append, as a statement; to say further.
5. v. i. To make an addition. To add to, to augment; to increase; as, it adds to our anxiety.

The word meanings were obtained from OPTED(The Online Plain Text English Dictionary), which is based on “The Project Gutenberg Etext of Webster’s Unabridged Dictionary” which is in turn based on the 1913 US Webster’s Unabridged Dictionary (See Project Gutenburg), as a text file.