/rif"euhl/ , v. , riffled, riffling , n.
v.t. , v.i.
1. to turn hastily; flutter and shift: to riffle a stack of letters; to riffle through a book.
2. Cards. to shuffle by dividing the deck in two, raising the corners slightly, and allowing them to fall alternately together.
3. to cause or become a riffle.
n.
4. a rapid, as in a stream.
5. a ripple, as upon the surface of water.
6. Mining. the lining of transverse bars or slats on the bed of a sluice, arranged so as to catch heavy minerals, as gold or platinum.
7. a hopper for distributing bulk material.
8. the act or method of riffling cards.
[ 1630-40; b. RIPPLE 1 and RUFFLE 1 ]