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- something that is disgustingly offensive.
Origin of gross-out
First recorded in 1970–75; noun use of verb phrase gross out
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for gross-out
Where Richter took moments in the news and gave them a genteel blur, Fabian Marcaccio goes for gross-out goop instead.
If you think this sounds like a scene from a gross-out bromance, you're right.