boxcar

American  

[boks-kahr] / ˈbɒksˌkɑr /

noun

1. Railroads. a completely enclosed freight car.

2. boxcars, a pair of sixes on the first throw of the dice in the game of craps.

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adjective

1. Informal. extremely or disproportionately large.

   The business had boxcar profits during its first year.

boxcar British  

/ ˈbɒksˌkɑː /

noun

1. a closed railway freight van

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Etymology

Origin of boxcar

An Americanism dating back to 1855–60; box ¹ + car ¹