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A tumbler (drinking glass, sense 5) filled with milk.


tumble +‎ -er



tumbler (plural tumblers)

  1. (archaic) One who tumbles; one who plays tricks by various motions of the body.
    Synonym: acrobat
  2. A movable obstruction in a lock, consisting of a lever, latch, wheel, slide, or the like, which must be adjusted to a particular position by a key or other means before the bolt can be thrown in locking or unlocking.
  3. A rotating device for smoothing and polishing rough objects, placed inside it, on relatively small parts.
  4. A piece attached to, or forming part of, the hammer of a gunlock, upon which the mainspring acts and in which are the notches for sear point to enter.
  5. A drinking glass that has no stem, foot, or handle — so called because such glasses originally had a pointed or convex base and could not be set down without spilling. This compelled the drinker to finish their measure.
  6. A variety of the domestic pigeon remarkable for its habit of tumbling, or turning somersaults, during its flight.
  7. A beverage cup, typically made of stainless steel, that is broad at the top and narrow at the bottom commonly used in India.
  8. Something that causes (something else) to tumble.
    Hyponym: yo tumbler
  9. (obsolete) A dog of a breed that tumbles when pursuing game, formerly used in hunting rabbits.
  10. (UK, Scotland, dialect, obsolete) A kind of cart; a tumbril.
  11. The pupa of a mosquito.
  12. One of a set of levers from which the heddles hang in some looms.
  13. (obsolete) A porpoise.
  14. (cryptocurrencies) A service that mixes potentially identifiable or 'tainted' cryptocurrency funds with others, so as to obscure the audit trail; used for money laundering.
    Synonym: mixer
    • 2021 April 29, Kim Lyons, “Feds arrest founder of bitcoin ‘mixer’ they say laundered $335 million over ten years”, in The Verge[1]:
      The Department of Justice said it has arrested a Russian-Swedish national who allegedly operated a long-running cryptocurrency laundering site. According to a news release from the DOJ, Roman Sterlingov ran Bitcoin Fog, a cryptocurrency tumbler or “mixer”— which hides a cryptocurrency’s source by mixing it with other funds.

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