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Riffle   /rˈɪfəl/   Listen
noun
Riffle  n.  
1.
(Mining) 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 a trough. Also called ripple.
2.
A ripple in a stream or current of water; also, a place where the water ripples, as on a shallow rapid. (Local, U. S.) "The bass have left the cool depth beside the rock and are on the riffle or just below it."






Collaborative International Dictionary of English 0.48








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"Riffle" Quotes from Famous Books



... placed in the hopper of the cradle which separates the larger stones and pebbles, the remainder passing down over inclined ledges as the cradle is slowly rocked and supplied with water. At the bottom of each ledge is a riffle to arrest the particles of gold. Sometimes, when the gold is very fine, amalgamated copper plates are introduced and the lower ledges are covered with green baize to act as blanket tables and catch gold which ...
— Getting Gold • J. C. F. Johnson

... thick as hail. Grabbin' de cane-brakes, up I goes, han' ober han', han' ober han'. De rocks stop flyin'. I looks behin' me to see fur why. Dar goes Black Thunder drivin' 'cross de riber down at de riffle, makin' de water fly befo' him like a runaway hoss. O my little marster! Up I goes, in double-quick time. Half way up I sees a painter a-grinnin' down at me frum a tree on de bank. Didn't like his looks, ...
— Burl • Morrison Heady

... the stream for several miles. Then, according to agreement, they hauled in at the head of the rapids for a little rest and consultation before making the riffle. ...
— The Outdoor Chums After Big Game - Or, Perilous Adventures in the Wilderness • Captain Quincy Allen

... that things came to a decisive pass on a July day in the late '80's when the two Tatums sent word to the two Stackpoles that at or about six o'clock of that evening they would come down the side road from their place a mile away to Stackpole Brothers' gristmill above the big riffle in Cache Creek prepared to fight it out man to man. The warning was explicit enough—the Tatums would shoot on sight. The message was meant for two, but only one brother heard it; for Jeffrey Stackpole, the senior ...
— The Best Short Stories of 1921 and the Yearbook of the American Short Story • Various

... family—make Laura an heiress—and I shouldn't wonder if Beriah Sellers would set up his carriage again. Dilworthy looks at it different, of course. He's all for philanthropy, for benefiting the colored race. There's old Balsam, was in the Interior—used to be the Rev. Orson Balsam of Iowa—he's made the riffle on the Injun; great Injun pacificator and land dealer. Balaam'a got the Injun to himself, and I suppose that Senator Dilworthy feels that there is nothing left him but the colored man. I do reckon he is the best friend the colored man ...
— The Gilded Age, Part 4. • Mark Twain (Samuel Clemens) and Charles Dudley Warner

... the S. W at about 11 oClock and blew hard untill 3 OCk. clouded up river full of Sand bars & we are at a great loss to find the Channel of the river, frequently run on the Sand bars which Detain us much passed a verry bad riffle of rocks in the evining by takeing the L. S. of a Sand bar and Camped on a Sand point on the S. S. opposit a high hill on the L. S. Several Indians Come to See us this evening, amongst others the Sun of the late great Cheif of the Mandins, this man has his two little fingers off-; on inqureing ...
— The Journals of Lewis and Clark • Meriwether Lewis et al

... that here is a key to the phenomena of atmospheric circulation, from the great polar-equatorial maelstrom which manifests itself in the trade-winds to the most circumscribed riffle which is announced as a local storm. And the more the phenomena were studied, the more striking seemed the parallel between the greater maelstrom and these lesser eddies. Just as the entire atmospheric ...
— A History of Science, Volume 3(of 5) • Henry Smith Williams

... dragons could not have kept them out; gallynippers, whatever they were, certainly did not; they were believed to abound at the bottom of the deep holes; but the boys never stayed long in the deep holes, and they preferred the shallow places, where the river broke into a long ripple (they called it riffle) on its gravelly bed, and where they could at once soak and bask in the musical rush of the sunlit waters. I have heard people in New England blame all the Western rivers for being yellow and turbid; but I know that ...
— A Boy's Town • W. D. Howells

... incident on a tremendous current, the situation often becomes exciting. I was once on the Fraser River in a steamer whose boiler was certified to bear 80 lb. of steam and no more. We were coming to a "riffle," or rapid, where the stream ran very fiercely, with great swirls and waves in it, and the captain sang out to the engineer, "How much steam have ...
— A Tramp's Notebook • Morley Roberts



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