noun
A closed container for liquids or gases.
The propane is stored in these tanks.
The tank contains unfiltered water. You really shouldn't drink from that.
An open container or pool for storing water or other liquids.
The contractors installed a new tank with gorgeous fish and corals.
The ore slurries are directed into an open tank outside the excavation site.
A pond, pool, or small lake (either natural or artificial).
The tanks are full and the grass is high.
The fuel reservoir of a vehicle.
We have brought the van to a garage after we found a leak in the tank.
The amount held by a container; a tankful.
I burned three tanks of gas on the drive to New York.
verb
To fail or fall (often used in describing the economy or the stock market); to degenerate or decline rapidly; to plummet.
He told me about all the odd jobs he'd taken after I was born, when Michigan's economy was tanking. For one, he crisscrossed the Midwest buying old carpets from dentists' offices.
"[...] If the economy has tanked... then we don't want to over-promise and under-deliver."
To attract the attacks of an enemy target in cooperative team-based combat, so that one's teammates can defeat the enemy in question more efficiently.
To put (fuel, etc.) into a tank.
Concrete below ground must be fully tanked to prevent water uptake.
Sometimes oils are tanked for months or years at a time (e.g., linseed oil).
To deliberately lose a sports match with the intent of gaining a perceived future competitive advantage.
Beforehand, Swedish [national ice hockey team] coach Bengt-Ake Gustafsson had ruminated about tanking against Slovakia to avoid powerful Canada or the Czechs in the quarters [i.e., quarterfinals of the 2006 Winter Olympic tournament], telling Swedish television, "One is cholera, the other the plague."
To resist damage; to be attacked without being hurt.
Unless Bane can tank Helicarrier-busting explosions I'm not sure how he stands a chance.
A weakened Superman tanked an explosion 50 times larger than the Kepler's Supernova and the electromagnetic shock wave hit him.
noun
A small Indian dry measure, averaging 240 grains in weight.
A Bombay weight of 72 grains, for pearls.