English

Verb

to bum out ‎(third-person singular simple present bums out, present participle bumming out, simple past and past participle bummed out)

1. (slang, transitive) To cause a person to be depressed or disappointed.
   • 2008, Rick Weegman, "Cloquet-Esko-Carlton: childhood dreams come true," Duluth News Tribune, 5 Mar.,

     “It bums me out that I can’t play, but I’m glad my brother has the opportunity,” Austin Baker said.