Tank — Defs

01 n. A small Indian dry measure, averaging 240 grains in weight; also, a Bombay weight of 72 grains, for pearls.

1.
A small Indian dry measure, averaging 240 grains in weight; also, a Bombay weight of 72 grains, for pearls.

02 n. A large basin or cistern; an artificial receptacle for liquids.

1.
A large basin or cistern; an artificial receptacle for liquids.
2.
A pond, pool, or small lake, natural or artificial.
“We stood in the afterglow on the bank of the tank and saw the ducks come home.” — F. Remington.

“The tanks are full and the grass is high.” — Lawson.
3.
a heavily armored combat vehicle which moves on caterpillar treads, rather than wheels. It typically carries a cannon and a heavy machine, and sometimes other weapons. It is the main distinguishing weapon of an armored division.(Mil.)
4.
a jail cell for temporarily holding prisoners, as in a police station.

Phrases & compounds

Tank engine — a locomotive which carries the water and fuel it requires, thus dispensing with a tender.

Tank iron — plate iron thinner than boiler plate, and thicker than sheet iron or stovepipe iron.

Tank worm — a small nematoid worm found in the water tanks of India, supposed by some to be the young of the Guinea worm.