n.
Function: verb
Inflected Form: smoothed ; smooth · ing ; smooths also smoothes
Date: 15th century
transitive verb
1 : to make smooth
2 a : to free from what is harsh or disagreeable : POLISH < smooth ed out his style> b : SOOTHE
3 : to minimize (as a fault) especially in order to allay anger or ill will <his main job is to smooth over the friction that so often arises ― Brian Crozier>
4 : to free from obstruction or difficulty <conciliation smooth ed the way to an agreement>
5 a : to press flat < smooth ed down the folds of her dress> b : to remove expression from (one's face) : COMPOSE
6 : to cause to lie evenly and in order : PREEN <a bird smooth ing its feathers>
7 : to free (as a graph or data) from irregularities
intransitive verb : to become smooth
– smooth · er noun