TeacheTeache\, n. [Cf. Amer. Sp. tacha, tacho.] (Sugar Manuf.) Any, esp. the last, of the series of boilers or evaporating pans.
TeacheTeache\, n. [Cf. Ir. teaghaim, Gael. teasaich, to heat.] (Sugar Works) One of the series of boilers in which the cane juice is treated in making sugar; especially, the last boiler of the series. --Ure.