1. (n.) A small tulip-shaped glass that holds one fluid ounce, commonly used in historic cocktail recipes and considered to be the predecessor to the shot glass. Today, a pony shot refers to a small shot of one ounce.
2. (n.) A smaller-sized bottle of beer that holds 7 ounces, compared to the standard 12 ounces (also known as “nips”).
3. (n.) A smaller-sized beer keg that holds 7.75 gallons, compared to the standard 15.5 gallons.