• IPA: /ˈɹɪfəl/

riffle (plural riffles)

  1. A swift, shallow part of a stream causing broken water.
    • The bass have left the cool depth beside the rock and are on the riffle or just below it.
    • 2017: "On the Glories of Autumn" by Bill Barich, California Fly Fisher
      The big trout feed aggressively and tend to lose their caution in the rifles.
  2. A succession of small waves.
  3. A trough or sluice having cleats, grooves, or steps across the bottom for holding quicksilver and catching particles of gold when auriferous earth is washed. Also one of the cleats, grooves or steps in such trough.
  4. A quick skim through the pages of a book.
  5. The act of shuffling cards; the sound made while shuffling cards.
Related terms
  • cheater riffle

riffle (riffles, present participle riffling; past and past participle riffled)

  1. (intransitive) To flow over a swift, shallow part of a stream.
  2. (transitive) To ruffle with a rippling action.
  3. (intransitive) To skim or flick through the pages of a book.
  4. (transitive) To leaf through rapidly.
  5. (transitive) To shuffle playing cards by separating the deck in two and sliding the thumbs along the edges of the cards to mix the two parts.
  6. (transitive) To idly manipulate objects with the fingers.
  7. (transitive) To prepare samples of material using a riffler.

riffle (plural riffles)

  1. In seal engraving, a small metal disc at the end of a tool.

Proper noun
  1. Surname

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