# Rollbock

> English word · Noun

## Definitions
1. A bogie used to carry a railway carriage on a line of different gauge to the one it was built for, usually a narrower gauge.

## Etymology
From German Rolle (“roll”) + Bock (“buck”); the term originated in Switzerland in the early 1880s.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/rollbock