n. 1. One who cuts and cures hay. [ 1913 Webster ]
2. A machine for curing hay in rainy weather. [ 1913 Webster ]
3. A forceful punch that results in someone being knocked down or knocked out; as, he delivered a haymaker to his opponent's jaw. [ slang ] [ PJC ]
n. The operation or work of cutting grass and curing it for hay. [ 1913 Webster ]