Implosion/ɪmˈpləʊʒn/ Definition 1 of 2Pro Tip 1/3Metaphoric Use Often used metaphorically to describe a non-physical entity's rapid failure. The implosion of his reputation was unexpected. Pro Tip 2/3Inward Collapse Emphasizes the inward movement during collapse, unlike explosions which burst outward. The weakening structure caused the building's implosion. Pro Tip 3/3Suddenness Highlights the abrupt nature of the event; it happens without much warning. Due to poor management, the club's implosion came swiftly.