A type of wet fart that leaves skid track marks on a bed sheet after a person ha farted. They are often left in hotel beds on the sheets. The cleaners leave it as a gift for the new residents from the previous ones.
Sue: ben im gonna sleep *opens sheets*..... Ewwww WTF is that shit....
Ben: looks fresh.... It must be a gràizer from the previous residents.
A wannabe Grammar Nazi who uses incorrect grammar but fails to see the error in his/her own typing, yet always criticizes others' grammar errors. They can be characterized by the idiom: Pot calling the kettle black.