TIP v.
hrow upon the end; to tilt; as, to tip a cask; to tip a cart. To tip off, to pour out, as liquor. -- To tip over, to overturn. -- To tip the wink, to direct a wink; to give a hint or suggestion by, or as by, a wink. [Slang] Pope. -- To tip up, to turn partly over by raising one end.
TUNNEL n.
A vessel with a broad mouth at one end, a pipe or tube at the other, for conveying liquor, fluids, etc., into casks, bottles, or other vessels; a funnel.