Definition of Unforeseen

unexpected; sudden

Examples of Unforeseen in a sentence

An unforeseen storm approached and surprised the weathermen who had not called for rain.  🔊

Although it was an unforeseen circumstance, the man’s surprise illness seemed to have brought the family closer.  🔊

The couple’s wedding was an unforeseen surprise since no one even knew that they were engaged.  🔊

Taking the medicine had unforeseen side effects that were never expected, such as weight gain and headaches.  🔊

An unforeseen accident caused traffic to suddenly come to a stop.  🔊

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