Matn (literally "body", "text" http://www.cervantesvirtual.com/servlet/SirveObras/06920741222847284199079/p0000002.htm) is a Islamic term that is used in relation to Hadith evaluation. It means the text of the hadithhttp://atheism.about.com/library/glossary/islam/bldef_matn.htm, excludin the isnad.
A hadith would typically adopt the following formula:
The matn would most often come in the form of an injunction, proverb, aphorism, brief dialogue or anecdote whose sense might apply to a range of new contexts.