1
: the central part of a circular object (such as a wheel or propeller)
spokes attached to the hub of the wheel
2
a
: a center of activity : focal point
The island is a major tourist hub.
b
: an airport or city through which an airline routes most of its traffic
c
: a central device that connects multiple computers on a single network (see network entry 1 sense 3b)
3
: a steel punch from which a working die (see die entry 2 sense 3a) for a coin or medal is made
Examples of hub in a Sentence
the hub of the city
She was at the hub of all the activity.
All of the airline's coast-to-coast flights pass through its hub.
The spokes attach to the hub of the wheel.
Recent Examples on the Web
Sitting in the heart of northeast Minneapolis's business district, the coffee shop has become a hub for people opposing ICE.
—
Reg Chapman, CBS News, 23 Jan. 2026
Guests also enjoy unlimited access to the Fari Marina Village, the antithesis of the Maldives’ typical seclusion, designed as a social hub where guests can eat and mingle.
—Condé Nast, Condé Nast Traveler, 22 Jan. 2026
The event usually kicks off with a festival reception in the lobby, featuring lion dancers and lucky red envelopes, transforming the concert hall into a joyous cultural hub.
—Noel Burgess, Forbes.com, 22 Jan. 2026
There’s plenty to explore in the hub, but hidden between the beloved Scuba hoodies and Wunder Puff coats are gems that are hype-worthy not just because of their popularity, quality, or design—but also for their under-$50 price tags.
—Alicia Geigel, Southern Living, 22 Jan. 2026
See All Example Sentences for hub
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Reg Chapman, CBS News, 23 Jan. 2026
Guests also enjoy unlimited access to the Fari Marina Village, the antithesis of the Maldives’ typical seclusion, designed as a social hub where guests can eat and mingle.
—Condé Nast, Condé Nast Traveler, 22 Jan. 2026
The event usually kicks off with a festival reception in the lobby, featuring lion dancers and lucky red envelopes, transforming the concert hall into a joyous cultural hub.
—Noel Burgess, Forbes.com, 22 Jan. 2026
There’s plenty to explore in the hub, but hidden between the beloved Scuba hoodies and Wunder Puff coats are gems that are hype-worthy not just because of their popularity, quality, or design—but also for their under-$50 price tags.
—Alicia Geigel, Southern Living, 22 Jan. 2026
See All Example Sentences for hub
Cite this Entry
“Hub.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hub. Accessed 29 Jan. 2026.
Copy CitationKids Definition
hub
noun1
: the central part of a circular object (as a wheel)
2
: a center of activity
Medical Definition
hub
noun
: the enlarged base by which a hollow needle may be attached to a device (as a syringe)
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