To decry or reject with noise; express disapprobation of with noise or marks of contempt; hiss or hoot off: as, to explode a play or an actor.To destroy the repute or demonstrate the fallacy of; disprove or bring into discredit or contempt; do away with: as, an exploded custom; an exploded hypothesis.To cause to burst suddenly and noisily into an expanded or gaseous state, or into fragments, as gunpowder or the like, a steam-boiler, etc. See II.To drive out with sudden violence and noise.In physiology, to cause to break out or burst forth; bring into sudden action or manifestation; develop rapidly and violently.To burst with force and noise, as gunpowder or an elastic fluid, through suddenly developed chemical reaction, as from the application of fire or friction.To be broken up suddenly with a loud report by an internal force; fly into pieces with violence and noise from any cause, as a boiler from excessive pressure of steam, a bombshell from the expansion of its charge by heat, or a wheel from too rapid revolution.To burst noisily into sudden activity; break out with loud noise from some internal force, or into violent outcry or speech, as from emotion: as, a geyser which explodes at regular intervals; to explode with rage or with laughter.In physiology, to break out or burst forth; become suddenly manifest in operation or effect.