bumming

noun

1. a vagrant, hobo, tramp, or beggar; specif., a shabby, often drunken derelict
2. any shiftless or irresponsible person, loafer, idler, etc.
3. a devotee, as of golf or skiing, who devotes so much time to the sport as to disrupt family life, career, etc.
4. an incompetent person, esp. an athlete

intransitive verb bummed, bumming

1. to live as a bum or vagrant
2. to live by begging or sponging on people

transitive verb

adjective bummer, bummest

1. poor in quality: bum cooking
2. false, erroneous, or invalid: a bum steer, a bum rap
3. lame or ailing: a bum leg