Butterbutt

noun, slang

noun, slang ·Uncommon ·College level

Definitions

Noun
  1. 1
    The yellow-rumped warbler (Setophaga coronata), a North American bird species with a conspicuous yellow rump. colloquial
  2. 2
    The yellow-rumped thornbill (Acanthiza chrysorrhoa), an Australian bird species with a conspicuous yellow rump. Australia, colloquial

Etymology

From butter + butt.

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