moving ridge,
wave a movement like that of a sudden occurrence or increase in a specified phenomenon; "a wave of settlers"; "troops advancing in waves"
Verb
riffle -
shuffle (playing cards) by separating the deck into two parts and riffling with the thumbs so the cards intermix
shuffle,
mix,
ruffle mix so as to make a random order or arrangement; "shuffle the cards"
fold up,
fold,
turn up incorporate a food ingredient into a mixture by repeatedly turning it over without stirring or beating; "Fold the egg whites into the batter"
riffle -
look through a book or other written material; "He thumbed through the report"; "She leafed through the volume"
riffle -
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.
riffle -
A quick skim through the pages of a book.
riffle -
The act of shuffling cards; the sound made while shuffling cards.
Verb
riffle -
To flow over a fast moving shallow part of a stream.