| Abbreviation | Definition |
|---|---|
| RTF | Random Text Format |
| RTFG | Read The F***ing Google |
| RTFM | Read That Fine Manual |
| RTFM | Read The Famous Manual |
| RTFM | Read The Friendly Manual |
| RTFM | Read The Friggin Manual |
| RTFM | Reinstall The Friggin Machine |
| RTI | Random Technical Implement |
| RTI | Red Tape Industry |
| RTM | Raving Toy Maniacs |
| RTM | Released This Millenium |
| RTR | Rob Transport Rob |
| RTS | Right Thieving Smegger |
| RTSC | Real Time Strategic Carnages |
| RTTI | Run Time Type Identification |
| RUB | Rich Urban Biker |
| RUH | Really, U H8er |
| RUHG | Random Ugly Harvard Girl |
| RULER | Runners Usually Like Easy Routes |
| RULES | Ridiculously Used Language Encouraging Stoppage of fun |