Then they killed an ox, a fine ROOI bonte, roasted him whole, and ate him-by gosh.
"Tales from the Veld"
Ernest Glanville
Miles upon miles of plain, rolling east and west and north and south like the billows of a frozen sea, only broken, far along the Heidelberg road, by some hills, known as ROOI Koppies.
"Jess"
H. Rider Haggard
"Could I not see him, ye blind harper, swearin' in dumb show, an' urgin' thim to shoot sthraight for the honour av the Republics an' give the ROOI batchers Jimmy O!
"The Dop Doctor"
Clotilde Inez Mary Graves