Other forms: dewily; dewiest; dewier
Something that's dewy is slightly damp, or beaded with moisture. The dewy grass early in the morning might leave wet marks on your sneakers.
Anything that has dew on it — the tiny water drops left overnight by condensation — is dewy. The ground, leaves, blades of grass, and even your car might be dewy on a cool spring morning. You can also describe something very smooth and glowing, especially a person's skin, as dewy. The Old English root word is dēawig.