<p><strong>Noun</strong></p><ul><li>an agricultural implement with spikelike teeth or upright disks, drawn chiefly over plowed land to level it, break up clods, root up weeds, etc.</li></ul><p><strong>Verb (used with object)</strong></p><ul><li>to draw a harrow over (land).</li><li>to disturb keenly or painfully; distress the mind, feelings, etc.</li></ul><p><strong>Verb (used without object)</strong></p><ul><li>to become broken up by harrowing, as soil.</li></ul>