[tangk-foo l]

noun, plural tank·fuls.

the amount a tank can hold.

Origin of tankful

First recorded in 1885–90; tank + -ful

Usage note

See -ful.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for tankful

Historical Examples of tankful

  • In this emergency a tankful of sand is better than all the air Westinghouse ever stored.

    Held for Orders

    Frank H. Spearman

  • I did not inquire, for our tankful lasted us the week of our stay.

    The Car That Went Abroad

    Albert Bigelow Paine

  • They beat out the sparks with wet blankets, and chopped, and squirted that tankful of water, and behaved like heroes.

    Dear Enemy

    Jean Webster

  • Jimmy Shovel climbed over the coal to see, and reported less than half a tankful.

    Empire Builders

    Francis Lynde

  • Oil in small cans is worth far more for consumption than it would be if each consumer were forced to buy a tankful.