A fork of Rural Dictionary
An abbreviation of: "shaking my rat", smr is typically used when something is obvious, plain old stupid, or in disappointment, and is used primarily by LBC_Bulletproof.
You don't know what smr means? smr
In Black Ops 2 it is a extremely overpowered gun in multiplayer but its absolutely dogshit in zombies needs to burn in a hole I say. DONT GET ME STARTED ON THE PACK A PUNCH VARIANT THE SMILR the only thing it makes smile is the zombies when you shoot them.
The SMR is so overpowered I want to die
SMR stands for supreme mental retardation
teacher: whats 2-5, Gaby?
gaby: uhhhh, 10?
kyle: gaby got smr ðŸ˜