Definition of vegged-out in English:

vegged-out

adjective

US
slang
  • Unresponsive, mentally disengaged; completely inactive, especially while watching television.

Origin

1980s; earliest use found in The Chicago Tribune. From vegged, past participle of veg + out [preposition, interjection].

Pronunciation

vegged-out

/ˌvɛdʒˈdaʊt/