Third-person singular simple present indicative form of RIF

plural of riffing

(military) The act or process of making the grooves in a rifled cannon or gun barrel.

present participle of rifle

(weaponry) A shoulder-fired firearm with a long, rifled barrel to improve range and accuracy. / (military, usually in the plural, dated) A rifleman. / (weaponry) An artillery piece with a rifled barrel.

(intransitive) To quickly search through many items (such as papers, the contents of a drawer, a pile of clothing). (See also riffle) / (intransitive) To commit robbery or theft.

A swift, shallow part of a stream causing broken water. / A succession of small waves.

(intransitive) To flow over a swift, shallow part of a stream. / (transitive) To ruffle with a rippling action. / (intransitive) To skim or flick through the pages of a book.

In seal engraving, a small metal disc at the end of a tool.

Widespread, common, prevalent, current (mainly of unpleasant or harmful things). / Abounding; present in large numbers, plentiful. / Full of (mostly unpleasant or harmful things).