| Acronym | Meaning |
| QA | Quality Assurance Question and Answer |
| QANTAS | Queensland and Northern Territory Aerial Service |
| QAP | Quick As Possible Quickly As Possible |
| QB | Quarter Back |
| QC | Quality Control |
| QED | Quod Erat Demonstrandum (it has been proved) |
| QFE | Quoted For Emphasis |
| QFMT | Quoted For More Truth |
| QFP | Quoted For Posterity |
| QFT | Quoted For Truth |
| QI | Quite Interesting |
| QL | Quite Laughing |
| QNO | Quiet Night Out |
| QOL | Quality Of Life |
| QOS | Quantam Of Solace |
| QOTD | Quote Of The Day |
| QOTSA | Queens Of The Stone Age (Band) |
| QP | Quarter Pound (of weed) |
| QQ4U | Quick Question For You |
| QS | Quick Scope |
| QVC | Quality Value Convenience (shopping channel) |