gluteus maximus
[
mak
-s
uh
-m
uh
s]
/ˈmæk sə məs/
noun
,
plural
glutei maximi
[
mak
-s
uh
-mahy]
/ˈmæk səˌmaɪ/
(
Show IPA
)
1.
the broad, thick, outermost muscle of the buttocks, involved in the rotation and extension of the thigh.
2.
Facetious.
the buttocks.
Origin
1900-05;
<
Neo-Latin:
largest gluteus