From Longman Dictionary of Contemporary Englishsmooth something ↔ out phrasal verb1 to make something such as paper or cloth flat by moving your hands across it They smoothed out the map on the table. Smooth out all the wrinkles.2 to make something happen in an even regular way Sometimes central banks intervene to smooth out price fluctuations.3 to get rid of problems or difficulties → smooth→ See Verb table
Examples from the Corpus
smooth out• Some one brings out a tractor and pulls a roller up and down the road, smoothing it out.• Then, with a visible change of heart, she carefully smoothed it out again.• I smoothed it out and read: I had a dream that was not quite a dream.• Finally, Albers would have the students unfold the paper, smooth it out, and return it to its original state.• She plopped down too much mortar, smoothed it out and set a brick on it.• He looked carefully for antagonisms and smoothed them out as unobtrusively as possible.• He offered, in one of his kinder moods, to smooth these out for her.• He laughed, smoothing breadcrumbs out of his mustache and brushing them off his coat and lap. 