to mute the tone of (a piano) by depressing the soft pedal
2.
(informal) to make (something, esp something unpleasant) less obvious by deliberately failing to emphasize or allude to it
noun
3.
a foot-operated lever on a piano, the left one of two, that either moves the whole action closer to the strings so that the hammers strike with less force or causes fewer of the strings to sound Compare sustaining pedal, piano1
"to tone down," 1915, figurative use from the noun (1856) in reference to the left foot-lever of a piano, which makes it quieter among other effects; from soft (adj.) + pedal (n.).
Slang definitions & phrases for soft pedal
soft-pedal
verb
To make less prominent; deemphasize; downplay: Even my friends advised me to soft-pedal my criticisms
[1915+; fr the pedal on a piano that softens the notes played]
Idioms and Phrases with soft pedal
soft pedal
Something that de-emphasizes, restrains, or plays down, as in The mayor put a soft pedal on this potentially explosive situation. This expression alludes to the una corda or soft pedal of the piano, which reduces the volume of the sound. It gave rise to the verb soft-pedal, meaning both “reduce the volume of” or “make less emphatic, downplay.” [ Early 1900s ]