| Abbreviation | Definition |
|---|---|
| NETIME | Any Time |
| NETIME | Any Time |
| NF | Newbie Forum |
| NF | No Fun |
| NF | Nolife Forums |
| NFA | No Future Ambition |
| NFAC | Not F***ing Around Crew |
| NFAN | No Followup Action Needed |
| NFAQ | Not Frequently Asked Questions |
| NFC | No Further Comment |
| NFD | No Further Data |
| NFH | National Football Fan |
| NFI | No F***ing Idea |
| NFIA | No Further Information Available |
| NFK | Not For Kids |
| NFL | No Friends Left |
| NFL | No Friggin Losers |
| NFL | Not For Long |
| NFLTG | No F***s Left To Give |
| NFM | No Further Message |