Meaning of Zenned-out in English:

Zenned-out

Pronunciation /ˌzɛndˈaʊt/

adjective

informal
  • Of a person: relaxed, serene, laid-back (frequently with the implication of obliviousness). Also of a place or situation: characterized by calmness; tranquil, peaceful. Compare to Zen out.

Origin

1960s. From Zenned, past participle of Zen + out, after to Zen out.