TUP Meaning of TUP in English [tup] n [ME tupe] (14c) 1 chiefly Brit: ram 1a 2: a heavy metal body (as the weight of a pendulum) [2]tup vt tupped ; tup.ping (1604) chiefly Brit: to copulate with (a ewe) Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012