tūn colloq. for tū-ne; see tu.
tūn' ' = tune, v. tu. ...
A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.
·noun A fermenting vat. II. Tun ·noun An indefinite large quantity. III. Tun ·vi To put into tuns,...
Webster's Dictionary of the English Language