Definitions

1. noun

a central or principal part of something; a place or point of connection, meeting, or action

“The city is a major hub for international trade and commerce.”

2. verb

to function as a hub; to be a central point of activity, interest, or influence

“The new restaurant has started to hub the local nightlife scene.”

3. noun

the central or main wheel of a wheelbarrow, cart, or similar vehicle

“The wheel had come loose and the hub was wobbling precariously.”

4. noun

a short length of string or cord used to attach a rope to a post or hook

“She used a length of twine as a hub to secure the gate.”