noun: Initialism of footnote. [A short piece of text, often numbered, placed at the bottom of a printed page, that adds a comment, citation, reference etc, to a designated part of the main text.]
noun: Abbreviation of Fabrique Nationale de Herstal.
noun: Initialism of false negative. [A result of a test that shows as absent something that is present.]
noun: Abbreviation of footnote. [A short piece of text, often numbered, placed at the bottom of a printed page, that adds a comment, citation, reference etc, to a designated part of the main text.]
noun: Abbreviation of function. [What something does or is used for.]
