as blind as a bat

(as) blind as a bat

1. slang Unable to see at all. After neglecting his vision for years, my grandfather became blind as a bat, unable to even see shadows.2. slang Having poor vision. I've worn glasses for 20 years, so I'm as blind as a bat now.3. slang Oblivious to something. Are you blind as a bat? Those two have been flirting all afternoon!See also: bat, blind

as blind as a bat

having very bad eyesight. informal This expression probably arose from the bat's nocturnal habits and its disorientated flutterings if disturbed by day. The poor eyesight of bats (and less frequently, moles) has been proverbial since the late 16th century.See also: bat, blind

单词	as blind as a bat
释义	DictionarySeeblind as blind as a bat (as) blind as a bat 1. slang Unable to see at all. After neglecting his vision for years, my grandfather became blind as a bat, unable to even see shadows.2. slang Having poor vision. I've worn glasses for 20 years, so I'm as blind as a bat now.3. slang Oblivious to something. Are you blind as a bat? Those two have been flirting all afternoon!See also: bat, blind as blind as a bat having very bad eyesight. informal This expression probably arose from the bat's nocturnal habits and its disorientated flutterings if disturbed by day. The poor eyesight of bats (and less frequently, moles) has been proverbial since the late 16th century.See also: bat, blind LegalSeeBlind
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