- a shoal, reef, or shallow in a stream, producing a stretch of ruffled or choppy water
- a stretch of such water
- a ripple or the ripples of such water
- a contrivance, as of bars or slats, put across the bottom of a sluice to form grooves or open spaces for catching and holding particles of gold in mining
- any of the bars, slats, etc.
- any of the grooves or spaces
- the act or a manner of riffling cards
Origin of riffle; from uncertain or unknown; perhaps or akin to German riffel, groove, furrow ; from East Frisian akin to Old English rifelung, wrinkle ; from Indo-European base an unverified form rei-, to tear from source reap
intransitive verbriffled, riffling
- to form, become, or flow over or through, a riffle
- to leaf rapidly through (a book, etc.), as by letting the edges or corners of the pages slip lightly across the thumb
- to shuffle (playing cards) by holding part of the deck in each hand, raising the corners or edges slightly, and causing the cards to fall alternately together
Origin of riffle< ? Ger riffeln, to form riffles, groove: see rifflethe
- a. A rocky shoal or sandbar lying just below the surface of a waterway.b. A stretch of choppy water caused by such a shoal or sandbar; a rapid.c. A wave or ripple in such water.
- a. In mining, the sectional stone or wood bottom lining of a sluice, arranged for trapping mineral particles, as of gold.b. A groove or block in such a lining.
- Games The act or an instance of shuffling cards.
verbrif·fled, rif·fling, rif·fles
- Games To shuffle (playing cards) by holding part of a deck in each hand and raising up the edges before releasing them to fall alternately in one stack.
- To thumb through (the pages of a book, for example).
- Games To shuffle cards.
- To flow in rough waves or become choppy, as water.
Origin of rifflePossibly blend of ripple1 and ruffle1.
- A fast-flowing, shallow part of a stream causing broken water.
- A succession of small waves.
- 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.
- A quick skim through the pages of a book.
- The act of shuffling cards; the sound made while shuffling cards.
(third-person singular simple present riffles, present participle riffling, simple past and past participle riffled)
- (intransitive) To flow over a fast moving shallow part of a stream.
- To ruffle with a rippling action.
- (intransitive) To skim or flick through the pages of a book.
- To leaf through rapidly.
- 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.
- To idly manipulate objects with the fingers.
- To prepare samples of material using a riffler.