Definition of partied-out in US English:

partied-out

adjective

US
slang
  • Exhausted from celebrating, drinking alcohol, etc.; hung over; tired of parties.

Origin

1950s; earliest use found in The Syracuse Herald-Journal. From partied, past participle of party + out [preposition, interjection].

Pronunciation

partied-out

/ˌpɑːtɪdˈaʊt/