Where does “overtrousers” come from?

overtrousers (English) comes from English trousers, from English trouzes, from English trouse, from Irish triús, from Middle Irish triubus, from Old Irish trebus, from Old French trebus, from Late Latin tubrucus — to shine, shimmer.

overtrousers (English): Trousers to be worn over a similar inner garment

Definitions

  1. Trousers to be worn over a similar inner garment

Ancestry of “overtrousers”, step by step

overtrousers traces back through two separate lines of ancestry.

via English trousers

StepLanguageWordMeaning
1EnglishtrousersAn article of clothing that covers the part of...
2Englishtrouzes
3Englishtrousebrushwood; trousers
4Irishtriústrousers, trews
5Middle Irishtriubus
6Old Irishtrebus
7Old Frenchtrebus
8Late Latintubrucus
9Proto-Germanic*þeuhabrōksloincloth
10Proto-Indo-Europeanbʰrēǵ-to shine, shimmer

via English over

StepLanguageWordMeaning
1EnglishoverDiscontinued; ended or concluded; Thoroughly;...
2Middle Englishoverriverbank, seashore, brink
3Old Englishōferriverbank, seashore, brink, edge, margin, border
4Proto-West Germanicobarover, above
5Proto-Germanicuberover; over, above
6Proto-Indo-Europeanupérabove; over
7Proto-Indo-Europeanupóunder, below
8Proto-Indo-Europeanh₃ewp-
Every word from Proto-Indo-European bʰrēǵ-Every word from Proto-Germanic *þeuhabrōksEvery word from Late Latin tubrucus