Definition of "noon-mark" [noon-mark]

• A mark so made (as on the floor of a farm-house or barn) that the sun will indicate by it the time of noon. (noun)

The Century Dictionary (Public Domain)

• "The noon-mark on its floor was a dial that told of some of the happiest days; thereby did we right up the shortcomings of the solemn old clock that tick-tacked in the corner, and whose ticks seemed mysterious prophecies of unknown good yet to arise out of the hours of life."
• "So, though George was acknowledged to be a good fellow, and honest as the noon-mark on the kitchen floor, he let slip so many chances of making money as seriously to compromise his reputation among thriving folks."
• "The sun in the doorway had crept to the noon-mark, and away again."