The little wheel of a spur, with sharp points. With sounding whip, and rowels dyed in blood. Cowper.
A little flat ring or wheel on horses' bits. The iron rowels into frothy foam he bit. Spenser.
A roll of hair, silk, etc., passed through the flesh of horses, answering to a seton in human surgery.
To insert a rowel, or roll of hair or silk, into (as the flesh of a horse). Mortimer.
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