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Noun: tank  tangk
  1. (military) an enclosed armoured military vehicle; has a cannon and moves on caterpillar treads
    - army tank, armored combat vehicle [US], armoured combat vehicle [Brit, Cdn]
     
  2. A large (usually metallic) vessel for holding gases or liquids
    - storage tank
     
  3. As much as a tank will hold
    - tankful
     
  4. A freight car that transports liquids or gases in bulk
    - tank car
     
  5. [N. Amer, informal] A cell for violent prisoners
    - cooler [informal]
Verb: tank  tangk
  1. Store in a tank by causing (something) to flow into it
     
  2. Treat in a tank
    "tank animal refuse"
     
  3. [N. Amer, informal] Fail badly
    "How many contracting businesses will tank this year?";
    - crash and burn [informal], bomb [informal]
     
  4. [informal] Consume excessive amounts of alcohol

Derived forms: tanks, tanking, tanked

Type of: armored vehicle [US], armoured vehicle [Brit, Cdn], booze [informal], cell, containerful, drink, freight car, fuddle, hit the bottle [informal], jail cell, military vehicle, peter [Austral, NZ, informal], prison cell, process, store, tracked vehicle, treat, vessel

Encyclopedia: Tank, Oliver