| Acronym | Meaning |
| PBD | PolyButaDiene |
| FFG | Guided Missile Frigate (hull Classification Symbol) |
| LWR | Laser Warning Receiver |
| JDK | Java Development Kit |
| NHL | National Hockey League |
| SWAP | Surface Waters Acidification Programme |
| MBTI | Myers-Briggs Type Indicator |
| PPASC | (U.S.) Plans And Program Analysis Support Center |
| UUB | Ununbium (temporary Superheavy Chemical Element Name) |
| STFU | Shut The Fuck Up |