WordReference Random House Unabridged Dictionary of American English © 2026
glu′teus max′i•mus
(mak′sə məs),USA pronunciation pl. glutei max•i•mi
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(mak′sə mī′).USA pronunciation
- Anatomythe broad, thick, outermost muscle of the buttocks, involved in the rotation and extension of the thigh.
- Slang Terms[Facetious.]the buttocks.
- Neo-Latin: largest gluteus
- 1900–05
'gluteus maximus' also found in these entries (note: many are not synonyms or translations):