implode verb5 •To collapse or burst inward violently.The submarine imploded as it sank below its crush depth. •To suddenly lose support in all areas of a campaign simultaneously.Ragusa's campaign imploded after she confused coal mining with oil drilling during a speech. •To cause to collapse or burst inward violently. •The opposite of explode, array to string conversion. •To compress (data) with a particular algorithm. formsimploded · imploding · implodes