1
: a short bar with weights at each end that is used usually in pairs for exercise
2
: a stupid person : dummy
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
This can be as simple as bodyweight movements, resistance bands or dumbbells, focusing on compound/functional movements like squats, pushes and pulls.
—
Melissa Rudy, FOXNews.com, 27 Sep. 2025
So instead of just doing the traditional dumbbell chest press in all your push workouts, for example, switch it up with other variations, like the incline press or the decline press.
—SELF, 23 Sep. 2025
Neatly stored inside the box, weight plates and dumbbell bars have their own racks, resistance bands and collars, and there’s even room for an exercise mat.
—New Atlas, 19 Sep. 2025
In 2025, the largest recall reported to CPSC involved exercise equipment, specifically dumbbells.
—Jasmine Laws, MSNBC Newsweek, 9 Sep. 2025
See All Example Sentences for dumbbell
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Melissa Rudy, FOXNews.com, 27 Sep. 2025
So instead of just doing the traditional dumbbell chest press in all your push workouts, for example, switch it up with other variations, like the incline press or the decline press.
—SELF, 23 Sep. 2025
Neatly stored inside the box, weight plates and dumbbell bars have their own racks, resistance bands and collars, and there’s even room for an exercise mat.
—New Atlas, 19 Sep. 2025
In 2025, the largest recall reported to CPSC involved exercise equipment, specifically dumbbells.
—Jasmine Laws, MSNBC Newsweek, 9 Sep. 2025
See All Example Sentences for dumbbell
Cite this Entry
“Dumbbell.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dumbbell. Accessed 6 Oct. 2025.
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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