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.
What does it mean NSA fun?
The acronym NSA means “no strings attached.” As in, Im not looking for a girlfriend, boyfriend, or serious commitment. I just want to have fun. People who are looking for no-strings-attached dates want a casual sexual encounter without making any promises about the future.