| Abbreviation | Definition |
|---|---|
| NASCAR | Never A Serious Competition At Richmond |
| NASCAR | Never Address Serious Conspiracy Allegations Reasonably |
| NASCAR | Noisy Airheads Striking Confusion At Racefans |
| NASCAR | Non Athletic Sport Created Around Rednecks |
| NASCAR | Non-Affiliated Stock Car Auto Racing |
| NASCAR | Non-Athletic Sport Created by Alcohol and Rednecks |
| NASCAR | Non-Athletic Sport that Centers Around Rednecks |
| NASCAR | North American Secret Conspiracy Against Rednecks |
| NASCAR | North American Speed Car Association of Racing |
| NASCAR | Not A Street Crazy Alabama Redneck! |
| NASCAR | Not Any Sense Came At Richmond |
| NASCAR | Nothing comes After Sex Cause we Always Run |
| NASCAR | Now Another Stupid Console Abates Reading |
| NASDAQ | Nerdy A** Stocks Don't Appreciate Quarterly |
| NASDAQ | Nerdy Ass Stocks Don't Appreciate Quarterly |
| NASDAQ | No Actual Sales, Dividends, Assets, or Quality |
| NASDAQ | No Answers, So Don't Ask Questions |
| NASDAQ | North American Stocks, Dividends, and Quarterlys |
| NASDC | Networked Array of Slow Discarded Computers |
| NASS | Naughty Aardvarks Shear Sheep |