noun, slang ·Uncommon ·College level

Definitions

Noun

1. 1
   One who, or that which, rumbles.
2. 2
   A four-wheeled horse-drawn cab. obsolete, slang

Synonyms

All synonyms

boundergrowler

Etymology

From rumble + -er.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.