riffle
rif·fle / ˈrifəl/ • v. [intr.] turn over something, esp. the pages of a book, quickly and casually: he riffled through the pages | [tr.] she opened a book with her thumbnail and riffled the pages. ∎ (riffle through) search quickly through (something), esp. so as to cause disorder: she riffled through her leather handbag. ∎ [tr.] disturb the surface of; ruffle: there was a slight breeze that riffled her hair. ∎ [tr.] shuffle (playing cards) by flicking up and releasing the corners or sides of two piles of cards so that they intermingle and may be slid together to form a single pile.• n. 1. [usu. in sing.] a quick or casual leaf or search through something. ∎ the rustle of paper being leafed through in such a way. ∎ a shuffle performed by riffling playing cards.2. a rocky or shallow part of a stream or river with rough water. ∎ a patch of waves or ripples.