A person who remains sober throughout a party/night out. They keep at the "sidelines" and are not at all party goers.
Look at that kid sitting in the corner. He's drinking Mountain Dew. He's such a Sideline Sober!
автор: Pre-Smashers 3 ноября 2010
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?