ditto

1. That which was stated before, the aforesaid, the above, the same, likewise.
2. A duplicate or copy of a document, particularly one created by a spirit duplicator.

   Please run off twenty-four dittos of this assignment, for my students.

3. A copy; an imitation.
4. A symbol, represented by two apostrophes, inverted commas, or quotation marks (" "), when indicating that the item preceding is to be repeated.
5. (in the plural) A suit of clothes of the same colour throughout.

verb

To repeat the aforesaid, the earlier action etc.

adverb

As said before, likewise.

interjection

Used as an expression of agreement with what another person has said, or to indicate that what they have said equally applies to the person being addressed.