bat an eyelid

== English == === Etymology === From bat (“flutter”), circa 1900. === Pronunciation === === Verb === bat an eyelid (third-person singular simple present bats an eyelid, present participle batting an eyelid, simple past and past participle batted an eyelid) (idiomatic, chiefly in the negative) To react in any slight way; to respond; to care. Synonyms: bat an eye, bat an eyelash, flinch ==== Derived terms ==== ==== Translations ==== === See also === bat one's eyes turn a hair === References ===