Where does “prom” come from?

Prom is a shortening of English promenade, from French promenade, ultimately from Latin -atus and Proto-Indo-European pro- and bʰuH-, relating to moving forward.

prom (English): a promenade concert; promenade; a formal ball...

Definitions

  1. a promenade concert; promenade; a formal ball...

Ancestry of “prom”, step by step

StepLanguageWordMeaning
1EnglishpromenadeA prom; A walk taken for pleasure, display, or...
2Frenchpromenadewalk; stroll
3Frenchpromenerto walk (leisurely), to go for a walk, to stroll
4Middle Frenchpourmenerto walk
5Old Frenchpormenerto walk
6Old Frenchporfor
7Late Latinpōr
8Latinprōfor
9Latinratusconsidered, having been considered; established,...
10Latinrēōrto reckon, calculate
11Proto-Italicrēōrto reckon, to calculate; to think, to deem, to...
12Proto-Indo-Europeanh₂reh₁-to think, reason; to arrange
13Proto-Indo-Europeanh₂er-to fit, to fix, to put together

Words derived from “prom

Every word from Proto-Indo-European h₂er-
prom — Etymology, Origin & Word History | Etymology Explorer