Definition of rut

• n. - Sexual desire or oestrus of deer, cattle, and various other mammals; heat; also, the period during which the oestrus exists.
• n. - Roaring, as of waves breaking upon the shore; rote. See Rote.
• v. i. - To have a strong sexual impulse at the reproductive period; -- said of deer, cattle, etc.
• v. t. - To cover in copulation.
• n. - A track worn by a wheel or by habitual passage of anything; a groove in which anything runs. Also used figuratively.
• v. t. - To make a rut or ruts in; -- chiefly used as a past participle or a participial adj.; as, a rutted road.