The abbreviation DD is used with a number of meanings, including Designated Driver, Drunk Dialing, Due Diligence, and Large Breasts.

What does NSA stand for on tinder?

No Strings Attached NSA: This stands for No Strings Attached. This is when people are looking for a relationship sans the commitment. This is almost like an open relationship, but it does not always mean that people in a NSA relationship will also be seeing other people.