<p><strong>Noun:</strong></p><ul><li>a shoe made of a single block of wood hollowed out, worn especially by farmers and workers in the Netherlands, France, Belgium, etc.</li><li>a shoe with a thick wooden sole and sides and a top of coarse leather.</li><li>Military: a wooden or metal disk formerly attached to a projectile in a muzzleloading cannon.</li><li>a soft metal ring at the base of a projectile that makes the projectile conform to the rifling grooves of a gun.</li></ul>