spare someone's blushes

spare someone's blushes

or

save someone's blushes

BRITISH
COMMON If someone spares your blushes or saves your blushes, they do something that stops you from being in an embarrassing situation. Williams spared Tottenham's blushes last night, scoring a superb goal against Enfield.
See also: blush, spare

spare (or save) someone's blushes

refrain from causing someone embarrassment.
See also: blush, spare