noun, slang ·Uncommon ·Advanced level

Definitions

Noun

1. 1
   A smooth, featureless posterior without defined buttocks or a gluteal cleft; often cartoonishly stylized and exaggerated in size. slang

Synonyms

All synonyms

monorump

Etymology

From mono- + butt (“buttocks”).

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