- a paragraph, phrase, etc., added to a letter that has already been concluded and signed by the writer.
- any addition or supplement, as one appended by a writer to a book to supply further information.
- a page description language using scalable fonts that can be printed on a variety of appropriately equipped devices, including laser printers and professional-quality imagesetters.
- a message added at the end of a letter, after the signature
- any supplement, as to a document or book
