Hub Definition & Meaning | Britannica Dictionary
plural
hubs
hub
/ˈhʌb/
noun
plural
hubs
Britannica Dictionary definition of HUB
[count]
1
:
the central and most active part or place
-
the hub of the city
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The island is a major tourist hub. [=a place where many tourists go]
-
She was at the hub of all the activity.
2
:
the airport or the city through which an airline sends most of its flights
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All of the airline's coast-to-coast flights pass through its hub.
3
:
the center of a wheel, propeller, fan, etc.
-
The spokes attach to the hub of the wheel.