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lackluster

[ lak-luhs-ter ]
/ ˈlækˌlʌs tər /
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adjective
lacking brilliance or radiance; dull: lackluster eyes.
lacking liveliness, vitality, spirit, or enthusiasm: a lackluster performance.
noun
a lack of brilliance or vitality.
QUIZ
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Do you know the difference between everyday US and UK terminology? Test yourself with this quiz on words that differ across the Atlantic.
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In the UK, COTTON CANDY is more commonly known as…
Also especially British, lack·lus·tre .

Origin of lackluster

First recorded in 1590–1600; lack + luster1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use lackluster in a sentence

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