An explosion (physical or emotional).
An enlargement (e.g. of a photograph).
Inflatable; able to be blown up.
An explosion or sudden report made by the near-instantaneous decomposition or combustion of unstable substances. Specifically, combustion that spreads supersonically via shock compression.
Engine knocking, a type of improper combustion in gasoline piston engines.
Any sudden explosion made by an exothermic process (whether chemical or not) that produces a supersonic shock wave.