Meaning of “relaxed” - Learner’s Dictionary

relaxed

adjective uk us /rɪˈlækst/
PERSON

B1 feeling happy and comfortable because nothing is worrying you:

She seemed relaxed and in control of the situation.
SITUATION

B2 A relaxed situation is comfortable and informal:

There was a very relaxed atmosphere at the party.

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