The term "murr" has multiple meanings, depending on the context. Here are the different definitions found in the search results:

• James Murray: James Stephen "Murr" Murray is an American improvisational comedian, author, and actor from New York. He is a member of The Tenderloins, a comedy troupe also consisting of Brian Quinn, Sal Vulcano, and formerly Joe Gatto. )

• Catarrh: According to Merriam-Webster, "murr" is a synonym for catarrh, which is a cold with hoarseness.

• Purr: In the furry fandom community, "murr" is an onomatopoeic word used to describe the sound of a purr produced by any animal.

• Myrrh: Myrrh is a gum-resin extracted from a number of small, thorny tree species of the genus Commiphora. The word myrrh corresponds to a common Semitic root m-r-r meaning "bitter", as in Arabic مُرّ murr and Aramaic ܡܪܝܪܐ mureera.

Therefore, "murr" can refer to a persons name, a medical condition, an animal sound, or a type of gum-resin.