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are sponging

  • present progressive
    of sponge.
    sponge
    noun
    any aquatic, chiefly marine animal of the phylum Porifera, having a porous structure and usually a horny, siliceous or calcareous internal skeleton or framework, occurring in large, sessile colonies.

Example Sentences

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But even supposing the case that one's friend has money, why, the presumption is, that he must have borrowed it himself; so that you are sponging upon his ingenuity, not his income.

From Jack Hinton The Guardsman by Charles James Lever

Stand by your swell friends, and toss it into my teeth that I and mine are sponging on you for a living, and you want your money.

From A Tame Surrender, A Story of The Chicago Strike by Charles King