The snow was whitening their rumps and clinging, in tiny drifts, upon the saddle skirts behind the cantles.
"Lonesome Land"
B. M. Bower
The whole plain, towards the west, appeared to be one vast crowd of animals; and by their bright yellow sides, and the snow-white hair on their rumps, I knew they were springboks.
"Popular Adventure Tales"
Mayne Reid
There being rumps tied upon sticks and carried up and down.
"Diary of Samuel Pepys, Complete Transcribed From The Shorthand Manuscript In The Pepysian Library Magdalene College Cambridge By The Rev. Mynors Bright"
Samuel Pepys Commentator: Lord Braybrooke