smooth (someone's) ruffled feathers

smooth (one's) ruffled feathers

To attempt to calm or placate someone who is annoyed, irritated, or upset. I had to go and smooth my parents' ruffled feathers after my husband criticized them at dinner. The company has been in damage-control mode after the disastrous presentation, with the CEO trying to smooth investor's ruffled feathers.
See also: feather, ruffle, smooth
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

smooth (someone's) ruffled feathers

If someone smooths ruffled feathers or smooths someone's ruffled feathers, they do something to make people less angry after an argument or a problem. He acted swiftly to smooth the family's ruffled feathers. Eva generally keeps things moving and smooths ruffled feathers.
See also: feather, ruffle, smooth
Collins COBUILD Idioms Dictionary, 3rd ed. © HarperCollins Publishers 2012
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