rumptious · adjective1
Blend of rump (“the buttocks”) + scrumptious. Compare rumpalicious.
rumptious · adjective2
From rumption (“an uproar, commotion”) + -ous. Probably related to polrumptious.
Etymology from Wiktionary, CC BY-SA 4.0.
rumptious
Today it means: Of a person's buttocks: large, well-shaped. Full definition →