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
Manolo’s Bakery, which became a hub of protests and activism during the operation, lost more than $50,000 from having to close shop.
—
Charlotte Observer, 27 Mar. 2026
Check out the all new PLAY hub with puzzles, games and more!
—Alyssa Goldberg, USA Today, 26 Mar. 2026
The market will also lean into cross-media and emerging formats through an innovation hub showcasing XR and interactive storytelling; as well as an IP Exchange designed to connect publishing, gaming and immersive media rights-holders with film and series producers and studios.
—Elsa Keslassy, Variety, 26 Mar. 2026
The Margaritaville homes are designed and constructed with a beach-house aesthetic and decor, and center around large activity hubs that include swimming pools, concert and theater space, and a fitness center.
—Jake Goodrick, Sacbee.com, 26 Mar. 2026
See All Example Sentences for hub
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Charlotte Observer, 27 Mar. 2026
Check out the all new PLAY hub with puzzles, games and more!
—Alyssa Goldberg, USA Today, 26 Mar. 2026
The market will also lean into cross-media and emerging formats through an innovation hub showcasing XR and interactive storytelling; as well as an IP Exchange designed to connect publishing, gaming and immersive media rights-holders with film and series producers and studios.
—Elsa Keslassy, Variety, 26 Mar. 2026
The Margaritaville homes are designed and constructed with a beach-house aesthetic and decor, and center around large activity hubs that include swimming pools, concert and theater space, and a fitness center.
—Jake Goodrick, Sacbee.com, 26 Mar. 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 27 Mar. 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)
Love words? Need even more definitions?
Merriam-Webster unabridged
