It is also the name of a button on the PlayStation Portable.

IBM Lotus Notes, a client-server, collaborative application owned by IBM Software Group

Banknote, a form of cash currency, also known as bill in the United States and Canada

Note, a musical note

Footnote, a note placed at the bottom of a page of a book or document

Notebook, a book of blank paper for writing

Note taking, the practice of taking notes

Natural Orifice Transluminal Endoscopic Surgery (NOTES), a type of minimally invasive surgery

Promissory note, a contract binding one party to pay money to a second party

Liner notes

A precautionary statement containing non hazardous information

A short letter or memorandum

Notes (ノーツ, Nōtsu^?), another name for the Japanese video game company Type-Moon

A common (yet unofficial) shortened version of the title of the ABC situation comedy, Notes from the Underbelly.