prang out

Compare pranged (“paranoid”), prang (“crack cocaine”).

prang out (third-person singular simple present prangs out, present participle pranging out, simple past and past participle pranged out)

1. (UK, slang) To worry, panic; to suffer an anxiety attack.
   • 2023, Nathan Bryon, Tom Melia, directed by Raine Allen-Miller, Rye Lane, spoken by Nathan (Simon Manyonda):

     All right, look, don't prang out. They had this paint-party-brunch thing. But I only stayed for 45 minutes, painted a tiny bit of a door, ate half an almond croissant and bounced.

2. (UK, slang) To have a bad experience on drugs; to have a freakout.
   • 2006 June 29, Sia Michel, “Mike Skinner Gives His Vocal Cords an Endurance Test”, in The New York Times‎:

     Anyone who has heard Mr. Skinner's recent album, "The Hardest Way to Make an Easy Living" (Vice), will be surprised (and possibly relieved) that he seems to have stopped "pranging out" on cocaine. With precise but conversationally rendered detail, this British M.C. bemoans the downside of stardom and excess: drug-binge paranoia, unfulfilling shopping sprees, […]

• Jonathon Green (2024) “prang v.”, in Green’s Dictionary of Slang
• Tony Thorne (2014) “prang out”, in Dictionary of Contemporary Slang, 4th edition, London,  : Bloomsbury