underwater diver, diver, loon, frogman, piston, speculator, plumber's helper.
Each tube has a piston or plunger,
called " dot- dot';" the packing ring of the piston is of wood covered with chicken feathers, making it slightly flexible at the rim, so it fits snugly in the tube.
Suddenly one of the larger boats tacked, and made directly for the little cove where his weekly plunger
used to land.
You're a healthy plunger,
you are, sneakin' bonds out of the safe to stack up against a crooked game, and then playin' the baby act when you lose out!