POSH
| Acronym | Definition |
|---|---|
| POSH | Port Out, Starboard Home (apocryphal) |
| POSH | Principles of Occupational Safety and Health (course) |
| POSH | PowerShell (Microsoft Windows) |
| POSH | Prevention Of Sexual Harassment |
| POSH | Plain Old Semantic HTML |
| POSH | Probability of Severe Hail |
| POSH | People of Stupid Habits |
| POSH | Parents for Objective Science and History |