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RUB

nouncommon in dialogue

Any of a group of proteins similar to ubiquitin

noun

  1. 1

    Any of a group of proteins similar to ubiquitin

  2. 2

    Variant of rich urban bikerInitialism of rich urban biker.

Forms

plural
RUBs
The neighbouring pages — Alphabetical order follows the rules of the language, not byte values: an accent decides only between two otherwise identical words, and Spanish files Ñ as a letter of its own.

Lexical content from Wiktionary, under CC BY-SA 4.0 · Source entry · Data version 2026-08-23

Rank among the words of the OpenSubtitles 2018 corpus — film and television subtitles, so spoken rather than written usage (CC BY-SA 3.0).