Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “hub”

See all translations

hub

noun [C]
 
 
/hʌb/
the central or main part of something, where there is most activity: Property rentals in Mumbai, India's commercial hub, are the highest in the world. New Orleans has traditionally been the financial hub of southeast Louisiana.
IT a machine that connects several computers together: an ethernet hub
TRANSPORT →  hub airport
at/in the hub of things in the place where things happen and decisions are taken: It's that kind of attitude that will keep him in the hub of things for quite some time.
→  See also transportation hub , transport hub
(Definition of hub from the Cambridge Business English Dictionary © Cambridge University Press)
What is the pronunciation of hub?
Add Cambridge dictionaries to your browser to your website

Definitions of “hub” in other dictionaries

Word of the Day

sail

When a boat or a ship sails, it travels on the water.

Word of the Day

Byronic, Orwellian and Darwinian: adjectives from names.

by Liz Walter,
April 15, 2015
Becoming an adjective is a strange kind of memorial, but it is often a sign of a person having had real influence on the world. Science is full of examples, from Hippocrates, the Greek medic born around 460 BC, who gave his name to the Hippocratic Oath still used by doctors today,

Read More 

dumbwalking noun

April 20, 2015
walking slowly, without paying attention to the world around you because you are consulting a smartphone He told me dumbwalking probably wouldn’t be a long-term problem.

Read More