bulk up
verb
bulked up; bulking up; bulks up
: to gain weight especially by becoming more muscular
: to cause to bulk up
Examples of bulk up in a Sentence
she bulked up her hair with one hand as she reached for the shears with the other
Recent Examples on the Web
But once the Pats returned to playing with multiple tight ends and backs, the Chargers' defense bulked up and became more slow-footed in zone.
—
Andrew Callahan, Boston Herald, 13 Jan. 2026
The Packers countered by having only one defensive back, bulking up with defensive linemen and linebackers.
—Kevin Fishbain, New York Times, 13 Jan. 2026
Koolaburra by Ugg Koola Ultra Mini Ankle Boots You don’t have to spend a ton to bulk up your everyday winter wardrobe.
—Clara McMahon, PEOPLE, 8 Jan. 2026
Calf raises bulk up calf strength and flexibility, helping stabilize the ankle and knee joints.
—Gretchen Reynolds, Washington Post, 7 Jan. 2026
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Cite this Entry
“Bulk up.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/bulk%20up. Accessed 20 Jan. 2026.
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