> A popular folk etymology holds that the term is an acronym for "port out, starboard home",[4] describing the cooler, north-facing cabins taken by the most aristocratic or rich passengers travelling from Britain to India and back. However, there is no evidence for this claim
> A popular folk etymology holds that the term is an acronym for "port out, starboard home",[4] describing the cooler, north-facing cabins taken by the most aristocratic or rich passengers travelling from Britain to India and back. However, there is no evidence for this claim
[https://en.wiktionary.org/wiki/posh]