n.
Function: transitive verb
Etymology: probably back-formation from 2 bummer
Date: 1973
: DISAPPOINT , DEPRESS ― often used with out <the news really bummed me out>
n.
Function: transitive verb
Etymology: probably back-formation from 2 bummer
Date: 1973
: DISAPPOINT , DEPRESS ― often used with out <the news really bummed me out>
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012