mee grob Share definition Flag 1. a very tastey Thai appetizer 2. the noise one makes while grimmacing from the first anal penetration 'Uh, oh, urgggg. Mee Grob. Gently, Tony. ' mee grob by weasel February 10, 2003 0 0 Get merch Get the mee grob mug. Buy Now — $32.95 See more merch