lesser of two evils
Noun
Meaning
lesser of two evils
(idiomatic) The more desirable of two bad alternatives.
Examples
Constantly choosing the lesser of two evils is still choosing evil.
I'm just deeply disappointed that once again we may have to settle for the lesser of two evils.
Politics: the art of convincing decent people to forget the lesser of two evils is also evil.
...organized labor...rushes to support the party without demanding a turn away from corporatism toward workers' needs. This is the logic of the lesser of two evils. It tethers labor to a relentless slide deeper into the corporate power pits year after year.
She did not admire him any more than she had. It was merely that she considered him the Lesser of two evils.
If indeed, as was later alleged, [Hitler] voiced support for the Social Democrats in preference to the Communists, it was presumably viewed as a choice of the lesser of two evils.