Jeer (?), n. [Cf. Gear.] (Naut.) (a) A gear; a tackle. (b) pl. An assemblage or combination of tackles, for hoisting or lowering the lower yards of a ship.
Jeer capstan(Naut.), an extra capstan usually placed between the foremast and mainmast.
Webster's Dictionary 1913
Jeer (?), n. [Cf. Gear.] (Naut.) (a) A gear; a tackle. (b) pl. An assemblage or combination of tackles, for hoisting or lowering the lower yards of a ship.
Jeer capstan(Naut.), an extra capstan usually placed between the foremast and mainmast.