smooth down

US /smuːð daʊn/
UK /smuːð daʊn/
"smooth down" picture
1.

to make something flat or smooth by pressing or rubbing it

:
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She used her hand to smooth down her hair.
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He carefully smoothed down the wrinkles in the fabric.
:
flattenpressironleveleven out
2.

to calm or soothe someone, especially after they have been upset or angry

:
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He tried to smooth down the angry customer.
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Her kind words helped to smooth down the tension in the room.
:
calmsoothepacifyappeasemollify
:
smoothsmooth snakesmooth overbe smooth sailingdownbe down tosmooth (somebody’s) ruffled feathers