rattlebrain

noun

rat·tle·brain | \ ˈra-tᵊl-ˌbrān

How to pronounce rattlebrain (audio)

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Definition of rattlebrain

: a flighty or thoughtless person

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Examples of rattlebrain in a Sentence

in a medical situation of this seriousness we don't need some rattlebrain running around in a panic

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The first known use of rattlebrain was in 1704

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