\ˈhəb \

Definition of hub 

1 : the central part of a circular object (such as a wheel or propeller) spokes attached to the hub of the wheel

2a : 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

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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.
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Recent Examples on the Web

In 1908, industrialist Henry Ford built a massive factory on Woodward Avenue, a street designed for carriages, creating a hub for the nascent auto industry. Patrick Sisson, Curbed, "10 Streets that Changed America," 5 July 2018 Fittingly, the regional capital of Saransk is somewhat of a hub for young adults who eschew mainstream sports like soccer in favor of a competition that features contestants wearing armor and wielding swords reminiscent of medieval times. Mauricio Savarese, Fox News, "World Cup host set for historical fencing to forget soccer," 1 July 2018 Craig Dietz, the chief medical officer at the Kansas City Care Clinic, a hub for health care in the KC LGBTQ community, speaks similarly. Aaron Randle, kansascity, "'Completely unreasonable': Gay men can donate blood — if they give up sex," 1 July 2018 Ladd Field became a proving ground for planes and other equipment in ultra-freezing conditions — as well as a hub for Soviet pilots taking loaned U.S. plans back over the Bering Sea and onto the Western Front. Brian Murphy, Washington Post, "How one man’s obsession led to the discovery of a lost WWII pilot," 30 June 2018 Stop by the mobile book hub for fun activities, author signings, cameos from certain big red dogs, and much more., "The Ticket: What’s happening in the local arts world," 28 June 2018 As Will Sommer, a Politico reporter who tracks the extreme right, reports, racists online have been turning it into memes and the clip is being touted on the Daily Stormer, an online hub for American Nazis. Luke Darby, GQ, "Corey Lewandowski Is Losing Work After Saying "Womp Womp" About a Detained 10-Year-Old with Down Syndrome," 21 June 2018 Neeleman rattled off the wish list for new cities on its route map: a second West Coast gateway in Los Angeles; a Midwest foothold in Chicago and Houston, both major hubs for United, which is TAP’s biggest U.S. codeshare partner. Barbara Peterson, Condé Nast Traveler, "More People Will Be Visiting Portugal This Year—Here's Why," 19 June 2018 Most of the other major crude pipeline projects are directed toward Corpus Christi, where the port is becoming a hub for petroleum exports. Jordan Blum, Houston Chronicle, "Exxon Mobil, Plains partner on Permian pipeline project," 12 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'hub.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of hub

1649, in the meaning defined at sense 1

History and Etymology for hub

probably alteration of hob entry 2

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Statistics for hub

Last Updated

19 Oct 2018

Look-up Popularity

Time Traveler for hub

The first known use of hub was in 1649

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More Definitions for hub



English Language Learners Definition of hub

: the central and most active part or place

: the airport or the city through which an airline sends most of its flights

: the center of a wheel, propeller, fan, etc.


\ˈhəb \

Kids Definition of hub

1 : the center of a wheel, propeller, or fan

2 : a center of activity The port is the island's hub.


\ˈhəb \

Medical Definition of hub 

: the enlarged base by which a hollow needle may be attached to a device (as a syringe)

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Comments on hub

What made you want to look up hub? Please tell us where you read or heard it (including the quote, if possible).


one that holds something together

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