verb/a.vwaʁ lə ky bɔʁ.de d(ə) nuj/
to be extremely lucky
“Hé, tu savais que Julien a gagné la loterie ? Il a le cul bordé de nouilles, lui.” — Hey, did you hear Julien won the lottery? He's one lucky bastard.
Literally, “to have one's arse fringed with noodles”.