| Abbreviation | Definition |
|---|---|
| ROFLMAO | Rolling On the Floor Laughing My A** Off |
| ROFLMAO | Rolling On the Floor Laughing My Ass Off |
| ROFLMFAO | Rolling on Floor Laughing My Fat A** Off |
| ROFLMFAO | Rolling On Floor Laughing My Freaking A** Off |
| ROFLOL | Rolling On the Floor Laughing Out Loud |
| ROFLOLMFAO | Rolling On Floor Laughing Out Loud My F**ing A** Out |
| ROFLOLMFAO | Rolling On Floor Laughing Out Loud My Fxxing Axx Out |
| ROFLSHMSFOAIDMT | Rolling On Floor Laughing So Hard My Sombrero Fell Off And I Dropped My Taco |
| ROH | Root Of Happiness |
| ROI | Rate Of Increase |
| ROI | Right On It |
| ROLF | Roll Over Laughing, Floorless |
| ROLF | Rolling On Floor Laughing |
| ROLF | Rolling On Laughing Floor |
| ROLOF | Roll Over Laughing On Floor |
| ROM | Ramen On Me |
| ROM | Really Odd Man |
| ROM | Right Or Maybe |
| ROMA | Right Out My A** |
| ROMLI | Rest+of+my+Life |