self-in·​flat·​ing | \ ˌself-in-ˈflā-tiŋ How to pronounce self-inflating (audio) \

Definition of self-inflating

1 : capable of inflating itself self-inflating life rafts a self-inflating resuscitator
2 : acting or intended to portray oneself as more impressive, successful, or important than one really is : self-aggrandizing a self-inflating blowhard … makes self-inflating claims that are demonstrably untrue.— Phil Mushnick Accuracy and credibility are the essence of being a journalist. There is no room for self-inflating stories, falsehoods or even mixed-up memories.The Statesman Journal (Salem, Oregon) (online)

Other Words from self-inflating

self-inflation \ ˌself-​in-​ˈflā-​shən How to pronounce self-inflation (audio) \ noun
… the enduring folly of misplaced ambition, phony posturing, social climbing and self-inflation. — Marlise Simons It should include automatic CO2 self-inflation and a manual top-up tube in case the automatic system fails … — Chris Beeson

First Known Use of self-inflating

1835, in the meaning defined at sense 1

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The first known use of self-inflating was in 1835

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