Placing a holiday deer decoration on top of another so that it appears that they are having sex.
"Hey do you guys want to go deer stacking tonight?"
by Westballer December 29, 2011
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
Can you define these popular missing words?