What does "hang loose" mean?

To remain calm, relaxed, and unperturbed; to be easy-going.

What is a synonym for "hang loose"?

Common synonyms include: lolls.

verb, slang

verb, slang ·Uncommon ·College level

Verb

1
To remain calm, relaxed, and unperturbed; to be easy-going. dated, intransitive, slang