Definition of bummed
US, informal
: in low spirits : unhappy, depressed, disappointed
- Morale at Mirage is practically nonexistent. Having been extended ninety days more has everyone terminally bummed.
- —Dick Runels
- I was so bummed. I was going to have to relive the sixties.
- —Polly Frost
- The awful truth about their past leaves them pretty bummed out …
- —Michael Sauter
