(idiomatic) Instantaneously; very quickly; in almost no time.

(computing) A multimedia platform, most often used for adding animation and interactivity to webpages.

Quality of being flash.

plural of apron flashing

plural of cap flashing

plural of chimney flashing

plural of step flashing

(physics) The lowest temperature at which a liquid can form an ignitable mixture in air near the surface of the liquid. / (figuratively) A hotspot; a dangerous place of violent political unrest.

A group of people who rapidly assemble, perform an unusual and seemingly pointless act, and then quickly disperse.

Alternative form of flashcrowd / A large audience for a sporting event that is unexpected because of large numbers of game-day ticket sales rather than advance tickets. / A crowd that forms suddenly.