buzzword

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Definitions from WordNet

Noun buzzword has 1 sense

buzzword, cant - stock phrases that have become nonsense through endless repetition
--₁ is a kind of nonsense, bunk, nonsensicality, meaninglessness, hokum

Definitions from the Web

Buzzword

Noun

A buzzword refers to a trendy or popular word or phrase that is frequently used, especially in a specific field or industry.

Senses/Usages:

A term or phrase that is currently fashionable or in vogue.
An overused or clichéd term that has lost its original meaning or impact.
A word or expression that is used to impress or sound knowledgeable, without necessarily conveying any real meaning or substance.

Sample Sentences:

Internet of Things (IoT) has become such a buzzword in the tech world.
"Synergy" is often ridiculed as a buzzword in corporate meetings.
The presenter used several buzzwords during the conference, but failed to provide any substantial information.