calcator

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.

calcātor, ōris, m. [calco],

one who treads something , esp. grapes , a treader of grapes (very rare), Calp. Ecl. 4, 124: uvarum, Hier. Isa. 5, 16, n. 9.