Definition of "unsubstantiated" []

• Lacking substantiation; without evidence. (adjective)

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• "Earlier in the day, U.S. Transportation Security Administration spokesman Nicholas Kimball said the agency was helping Jamaica with "precautionary security measures" for U.S.-bound flights following what he called "unsubstantiated threat information.""
• "In case it wasn't clear by my use of italics, the entire passage of my previous post, including the language you find pejorative and the costs you find unsubstantiated, is a quote from the Orlando Sentinel."
• "Frank Dux like most celebrities is continually subjected to misleading and sensationalized reporting, that often results in unsubstantiated allegations being made and repeated."