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Synonyms

lackluster

American  
[lak-luhs-ter] / ˈlækˌlʌs tər /
especially British, lacklustre

adjective

  1. lacking brilliance or radiance; dull.

    lackluster eyes.

  2. lacking liveliness, vitality, spirit, or enthusiasm.

    a lackluster performance.


noun

  1. a lack of brilliance or vitality.

Etymology

Origin of lackluster

First recorded in 1590–1600; lack + luster 1

Explanation

Lackluster is a compound adjective that means what it sounds like: if something is lackluster it lacks luster; in other words, it is without brilliance, shine, or vitality. Think dull. Shakespeare gave us the compound lackluster, first using the term in his play As You Like It. In 2:7, the character Jacques says, "And then he drew a dial from his poke, And, looking on it with lack-lustre eye..." Since Shakespeare first coined this word, it has been used to describe anything "blah"; lackluster sales would worry shop owners and a lackluster prom dress might help you blend in with the wallpaper.

Keep Reading on Vocabulary.com

Vocabulary lists containing lackluster

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

“In both instances, there are lackluster candidates, and so we see voters being very much undecided in both of these incredibly consequential races.”

From Los Angeles Times • Apr. 6, 2026

Revised data released on March 13 showed that the U.S. economy grew at a lackluster 0.7% annual rate in the fourth quarter of 2025, much slower than previously reported.

From MarketWatch • Mar. 24, 2026

The reforms come as Hong Kong’s IPO market is back on track after years of lackluster activity.

From The Wall Street Journal • Mar. 13, 2026

Gross domestic product expanded at a lackluster 0.7% annual pace in the fourth quarter, the government said Friday.

From MarketWatch • Mar. 13, 2026

Camille takes her medication, and Andre does a few lackluster stretches.

From "South of Somewhere" by Kalena Miller