HATCH

(slang) the throat as used for drinking. —SHSBC Binder 30 Approved Glossary

(slang) the throat as used for drinking.the cover over a hatchway which is an opening in the deck leading to the interior of a ship, for loading or unloading things into or from a ship. (slang) the throat as used for drinking. One germ, down the hatch, see? - Campaign to Handle Psychosomatic Ills (28 July 64)