Very thin or transparent.
Her light, sheer dress caught everyone’s attention.
Pure in composition; unmixed; unadulterated.
(by extension) Downright; complete; pure.
I think it is sheer genius to invent such a thing.
Used to emphasize the amount or degree of something.
The army's sheer size made it impossible to resist.
Very steep; almost vertical or perpendicular.
It was a sheer drop of 180 feet.