Graum is Ipswich School slang for a really annoying person with no friends. Especially one who follows you round trying to be funny in the hope you will like them for it.
by Johnny Torino November 16, 2006
One who describes/recommends something so overly enthusicastically for so long that you end up hating it.
Graum: You should watch film its like the best thing ever! really! Watch it now! Its amazing!
Me: Yeah, great. SHUT UP!
Me: Yeah, great. SHUT UP!
by Osiris3309 May 7, 2013