look up any word, like ratchet:
 
1.
1) A great name to call a friend who intentionally avoids social interaction, sports, or anything else involving physical or mental exertion.

2) Like a street bum, only lazier. The kind of bum you wouldn't mind harassing just for kicks.

3) Someone who manipulates younger peers and/or acquaintances in order to accomplish minor tasks.
Mike: Why don't you come outside and shoot some hoops with me, John?
John: Sorry dude, I want to level up on Rune Scape. Maybe later.
Mike: Gawd, you lazy bum -- get off you're ass and get some exercise!

---65% of every bum is a lazy bum.
by Uber Jackball October 06, 2006
84 46
 
2.
1) A great name to call a friend who intentionally sleeps all day, doesnt change out of pjs till the afternoon, takes hours to text back, and basically does nothing all day
Wow have you guys heard about that girl Brittany Morgan? I heard is a lazy bum, all she does is sleep all day long.
by MM7 October 25, 2009
33 18
 
3.
an adult who is triefling, and does nothing but sit around9no job) all day with his/her peeps and plays video games; also still lives at home with his/her parents
My older brother is 29, he still lives with us and doesn't have a job. Therefor he is a lazy bum.
by DANIA August 28, 2004
37 30