smooth down
Verb
Meaning
smooth down (third-person singular simple present smooths down, present participle smoothing down, simple past and past participle smoothed down)
(transitive, idiomatic) To render smooth, to remove roughness from
She smoothed her nails down with a file.
Synonyms
Examples
You can also smooth down the part of the beret that sits over your ear for a variation of this look.
Use a rubber spatula to smooth down the top.