Top definition
1. a good friend
2. short for "That's my dog"

short version is "smis"
Ryan: "Dude I hooked up with the chick last night, you're smidog for not cockblocking me."
by Hugh Jassman April 24, 2005
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug