\Bots\, n. pl. [Cf. Gael. botus belly worm, boiteag maggot.] (Zo["o]l.) The larv[ae] of several species of botfly, especially those larv[ae] which infest the stomach, throat, or intestines of the horse, and are supposed to be the cause of various ailments. [Written also {botts}.] Note: See Illust. of {Botfly}.