CRASH

I. verb Etymology: Middle English crasschen Date: 15th century transitive verb 1. to break violently and noisily ; smash , to damage (an airplane) in landing, 2. to cause to make a loud noise , to force (as one's way) through with loud ~ing noises, to enter or attend without invitation or without paying , to move toward aggressively (as in fighting for a rebound) , to cause (a computer system, component, or program) to ~, intransitive verb 1. to break or go to pieces with or as if with violence and noise, to fall, land, or hit with destructive force, to decline suddenly and steeply, to suffer a sudden major failure usually with attendant loss of data, to make a smashing noise , to move or force one's way with or as if with a ~ , to experience the aftereffects (as lethargy or depression) of a usually prolonged episode of drug use (as of amphetamines), to go to bed or fall asleep, ~er noun II. noun Date: circa 1580 a loud sound (as of things smashing) , 2. a breaking to pieces by or as if by collision, an instance of ~ing , a sudden decline (as of a population) or failure (as of a business) , the process of ~ing after drug intoxication, III. adjective Date: 1945 marked by a concerted effort and effected in the shortest possible time especially to meet emergency conditions , IV. noun Etymology: probably from Russian krashenina colored linen Date: 1812 a coarse fabric used for draperies, toweling, and clothing and for strengthening joints of cased-in books