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
On the day of the now-viral TikTok video, Lexi had a simple goal: film a workout, promote a set of soft dumbbells, and get on with her day.
—
Ashley Vega, People.com, 26 May 2025
Select a very light dumbbell and stand with your feet shoulder-width apart.
—Arkansas Online, 25 May 2025
Squats holding a kettlebell, dumbbell, a bag of oranges or nothing at all
Weighted chest presses in boat pose
5.
—Paul Von Zielbauer, Los Angeles Times, 19 May 2025
Adjustable is a bit more versatile for dumbbell movements.
—Alyssa Ages, Outside Online, 3 Apr. 2025
See All Example Sentences for dumbbell
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Ashley Vega, People.com, 26 May 2025
Select a very light dumbbell and stand with your feet shoulder-width apart.
—Arkansas Online, 25 May 2025
Squats holding a kettlebell, dumbbell, a bag of oranges or nothing at all
Weighted chest presses in boat pose
5.
—Paul Von Zielbauer, Los Angeles Times, 19 May 2025
Adjustable is a bit more versatile for dumbbell movements.
—Alyssa Ages, Outside Online, 3 Apr. 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 16 Jun. 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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