To blink at something is to react to it with a flicker of the eyes. Blink at the figure, not blink at the price.
It is used most in the negative, since to not blink at something is to take it entirely in your stride. The eyes give away surprise before anything else does, which is why the phrase works.
1phraseblink atTo react to something with a flicker of the eyes.
“He did not blink at a bill of four hundred pounds.”
blink at is a phrase.
Practised in Ways of Looking