| Acronym | Meaning |
| HST | See Entry |
| OAU | Organization For African Unity |
| FWIW | For What It's Worth |
| QB | Quarterback (football) |
| NBACC | U.S. National Biodefense Analysis And Countermeasures Center (enn-back) |
| TMAP | Texas Medication Algorithm Project |
| DPMO | (U.S.) Defense Prisoner Of War/Missing Personnel Office |
| SCTP | Stream Control Transmission Protocol |
| CMR | Cameroon (ISO 3166 Trigram) -Coaxial Main Rotors (helicopter Type) |
| PHP | Philippine Peso (ISO 4217 Currency Code) -PHP: Hypertext Preprocessor (originally Personal Home Page (Tools)) |