Definitions by sonadpod

S on a D 

The term a drunk girl uses when she wants to suck on your dick in a Taco Bell parking lot.

Drunk girl: "I want to S on a D!"

*sees you chilling in your car at Taco Bell*
Drunk girl: "Hey can I S on your D?"
You: "What's S on a D mean?"
Drunk girl: "Suck on your Dick!"

S on a D by sonadpod January 13, 2016