Top definition
When having sex outside in cold weather and you end up slipping out and having your dick land in the snow, thereby coating it with a thin layer of freezing snow and causing total loss of erection.
Chip and Annie were having sex in the snow when Chip slipped and got a case of snow dick. Needless to say they had to go inside immediately.
by killbot8000 February 07, 2008
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