The area north of Washington Ave and south of South St in Philadelphia. Also known as "South Philly Light". The more sophisticated side of south Philadelphia, populated by yuppies and older neighborhood folk.
opposite of so wash
I went to the Headhouse Farmers Market and bought some delicious organic apples and cheese for my Sunday afternoon wine tasting! It's good to be no wash!
The area of Philadelphia, south of Washington Ave. Traditionally east of Broad street.
Also, used to describe things that only happen or are acceptable only in this area.
Person One: "I went to the Superfresh on Columbus wearing my velour tracksuit and bought a gallon of olive oil'
Person Two: "That is so so wash"