In draughts or checkers, the last row of squares on each side on which the pieces which are to be crowned or made king are placed or which they must reach.(noun)
The Century Dictionary (Public Domain)
Use "king-row" in a sentence
"Laughed when a man was crowned, or a breach was made in the king-row."
"A peal of triumph from the rear room indicated that Major Cooney had reached the king-row in the teeth of bitter opposition."
"There was a terrible Indian fight here once; the Pawnees in the king-row, and all the hosts of the Midianites, and Hivites, and Jebusites, Kiowa, Comanche, and Kaw, rag-tag and bobtail, trying to get 'em out."