| Acronym | Meaning |
| MU PAIN | Made Up Pain (especially For Sick Notes And Insurance Claims) |
| FLUF | Funny Little Ugly F*cker |
| HIBGIA | Had It Before, Got It Again |
| 4H | (US) Haemophiliac, Hispanic, Homosexual, Heroin Addict |
| RR | Rocket Room - A Ward/unit Where There Are Many Deaths (many Transfers To Heaven) |
| PDSD | Pre-Detention Stress Disorder - A Person Who Feigns Medical Symptoms When Police Handcuff Him |
| DIIK | Darned If I Know |
| CROACC | Cannot Rule Out Anything, Correlate Clinically |
| CRT | Can't Really Treat |
| HI5 | HIV Positive ("V" Being The Roman Numeral For 5) |