<p><strong>Noun</strong></p><ul><li>Grass, clover, alfalfa, etc., cut and dried for use as forage.</li><li>Grass mowed or intended for mowing.</li><li>Slang: A small sum of money: Twenty dollars an hour for doing very little certainly ain't hay.</li><li>Money: A thousand dollars for a day's work is a lot of hay!</li><li>Slang: Marijuana.</li></ul><p><strong>Verb</strong></p><ul><li>(Used with object) To convert (plant material) into hay.</li><li>To furnish (horses, cows, etc.) with hay.</li><li>(Used without object) To cut grass, clover, or the like, and store for use as forage.</li></ul>