tumbler

Meanings

1. 1
   noun

   One who tumbles; one who plays tricks by various motions of the body.

   […] the tricks of tumblers, funambuloes, baladines […].

2. 2
   noun

   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.

   I poured out some whisky into a tumbler, and gave it to him.

3. 3
   noun

   A service that mixes potentially identifiable or 'tainted' cryptocurrency funds with others, so as to obscure the audit trail; used for money laundering.

   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.

4. 4
   noun

   pigeon that executes backward somersaults in flight or on the ground

Appears in

Simplified etymology

Tumbler first meant an acrobat, someone who tumbled. Its use for a drinking glass also comes from the Germanic word tumble: 17th-century tumblers had rounded bottoms and could not be set upright until they had been emptied.

From tumble + -er.

Topics

External links

• Google Images
• Cambridge Dictionary
• Wiktionary