to free from obstruction or difficulty <a willingness to compromise will smooth the way to an early agreement> Related Words accelerate
to make free from breaks, curves, or bumps <the workers smoothed the surface of the concrete before letting it dry>
to make smooth or glossy usually by repeatedly applying surface pressure <used fine sandpaper to smooth the face of the wood> Related Words sleek
Seen & Heard
What made you want to look up smooth[verb]? Please tell us where you read or heard it (including the quote, if possible).