Meaning of “association” - Learner’s Dictionary

association

noun uk us /əˌsəʊsiˈeɪʃən/
ORGANIZATION [ C ]

B2 an organization of people with the same interests or with a particular purpose:

the Football Association
CONNECTION [ C, U ]

a connection or relationship between two things or people

in association with

working together with:

The event was organized in association with the Sports Council.
→ See also savings and loan association

(Definition of “association” from the Cambridge Learner’s Dictionary © Cambridge University Press)