1
: a short bar with weights at each end that is used usually in pairs for exercise
2
: a stupid person : dummy
Synonyms of dumbbell
Examples of dumbbell in a Sentence
I feel like a dumbbell for making such a stupid mistake.
no, you're not a dumbbell—this is one of the hardest courses the school offers
Recent Examples on the Web
Slowly lower the dumbbells back down to the starting position.
—
Danielle Zickl, Health, 12 Jan. 2026
That includes rare discounts on Hoka sneakers, Garmin’s Fenix 8 and reliable dumbbells for home workouts.
—Kayla Hayempour, NBC news, 9 Jan. 2026
For beginners, a version using two light dumbbells is a good introduction.
—Gretchen Reynolds, Washington Post, 7 Jan. 2026
Continue lowering the dumbbells until your upper body is parallel to the ground.
—Greg Presto, Outside, 7 Jan. 2026
See All Example Sentences for dumbbell
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Danielle Zickl, Health, 12 Jan. 2026
That includes rare discounts on Hoka sneakers, Garmin’s Fenix 8 and reliable dumbbells for home workouts.
—Kayla Hayempour, NBC news, 9 Jan. 2026
For beginners, a version using two light dumbbells is a good introduction.
—Gretchen Reynolds, Washington Post, 7 Jan. 2026
Continue lowering the dumbbells until your upper body is parallel to the ground.
—Greg Presto, Outside, 7 Jan. 2026
See All Example Sentences for dumbbell
Cite this Entry
“Dumbbell.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dumbbell. Accessed 29 Jan. 2026.
Copy CitationKids Definition
dumbbell
noun
dumb·bell
ˈdəm-ˌbel 
1
: a bar with weights at the ends that is usually used for exercise or building strength
2
: a stupid person : dummy entry 1
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