Also soapsuds. [SOAP sb.] Water impregnated with dissolved soap, esp. water in which clothes have been washed.

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1611.  Cotgr., Savonné,… frothie like sope-suds, or a lather of sope.

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1616.  Surfl. & Markh., Countrey Farme, 162. For the speedie growing of hearbes,… there is nothing in the world better … than Sope suds.

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a. 1700.  Evelyn, Diary, 15 April 1652. It has been … spoil’d by washing it ignorantly with soap-suds.

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1707.  Mortimer, Husb. (1721), I. 120. The moistning of them [sc. dry ashes] with … Soap-suds will add mightily to their strength.

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1771.  Mrs. Haywood, New Present for Maid, 256. Silver-plate ought to be washed with soap-suds.

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1848.  Dickens, Dombey, ix. A widow-lady, with her sleeves rolled up … and her arms frothy with soap-suds.

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1884.  Knight, Dict. Mech., Suppl. 879/2. Make a strong soapsuds, using hot water.

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  Hence Soap-sudsy a. (Cf. SOAP-SUDDY.)

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1854.  Lowell, Jrnl. in Italy, Prose Wks. 1890, I. 215. A scanty rill of soapsudsy liquid.

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