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soap

nounverbnouncommon in dialogue

  • United Kingdom//səʊp//
  • United States//soʊp//

A metallic salt derived from a fatty acid, commonly used in cleaning products.

noun

  1. 1

    A metallic salt derived from a fatty acid, commonly used in cleaning products.

  2. 2

    informalSome other substance, often a detergent or another surfactant, able to mix with both oil and water, used for cleaning.

    I tried washing my hands with soap, but the stain wouldn't go away.

    She went to the shop to buy soap, but they had run out.

  3. 3

    slangMoney, specially when used as a bribe.

  4. 4

    informalA soap opera.

  5. 5

    A solid masonry unit or brick reduced in depth or height from standard dimensions.

Etymology

Etymology tree Proto-Indo-European *seyb-? Proto-Germanic *saipǭ Proto-West Germanic *saipā Old English sāpe Middle English sope English soap From Middle English sope, sape, from Old English sāpe (“soap, salve”), from Proto-West Germanic *saipā, from Proto-Germanic *saipǭ, from Proto-Indo-European *seyb-, *seyp- (“to pour out, drip, trickle, strain”). Cognate with Scots saip, sape (“soap”), Saterland Frisian Seepe (“soap”), West Frisian sjippe (“soap”), Dutch zeep (“soap”), German Low German Seep (“soap”), German Seife (“soap”), Danish sæbe (“soap”), Swedish såpa (“soap”), Norwegian Bokmål såpe (“soap”), Norwegian Nynorsk såpe (“soap”), Faroese sápa (“soap”), Icelandic sápa (“soap”), Finnish saippua (“soap”), Finnish suopa (“soft soap”). Related also to Old English sāp (“amber, resin, pomade, unguent”), Latin sēbum (“tallow, fat, grease”). See seep. Latin sāpō (“soap”) is a borrowing from the Germanic.

verb

  1. 1

    To apply soap to in washing.

    Be sure to soap yourself well before rinsing.

  2. 2

    informalTo cover, lather, or in any other manner treat with soap, often as a prank.

    Those kids soaped my windows!

  3. 3

    informalTo be discreet about (a topic).

  4. 4

    datedTo flatter; to wheedle.

noun

  1. 1

    slangthiopental (sodium pentothal)

    'Time? Doesn't have much meaning when they're trying to dry you out. I rather think they gave me a shot of soap at one point.' Soap is intelligence speak for sodium pentathol.

Etymology

Probably an abbreviation of sodium pentothal.

Forms

plural
soaps
past tense
soaped
past participle
soaped
present participle
soaping
third person singular
soaps
The neighbouring pagesAlphabetical order follows the rules of the language, not byte values: an accent decides only between two otherwise identical words, and Spanish files Ñ as a letter of its own.

Lexical content from Wiktionary, under CC BY-SA 4.0 · Source entry · Data version 2026-08-23

Rank among the words of the OpenSubtitles 2018 corpus — film and television subtitles, so spoken rather than written usage (CC BY-SA 3.0).