Those bums that be on NYC trains that wear layers of cloths and a big druid blanket in the summertime and smell like they haven't taken their pants off in 15 years not even to use the bathroom.
Homie you smell like a train bum.
A way to express disappointment or grief. Something to say when you're sad when talking to a bro.
Bro 1: Hey dude can you pick me up on your way to Dave's?
Bro 2: No way.
Bro 1: Bum dog.
...
Bro 1: Hey dude wanna go skydiving?
Bro 2: Not since I broke my knees.
Bro 1: Bum dog.
This is what is known as a dangle berrie, prior to that saying,. Coined by the Reverend doctor. Doug Mulray from MMM.
Bad night on the turps, had a big number of bum jubes the next day.
A palm Massage of the rectum in which to remove the unworldly contents. Often sexual, this technique is primarily used for pleasure but can also relieve bowel tension.
(1)"That man is a Bum Chuffer."
(2)"She is clearly in need of the Bum Chuff procedure."
(3) "Would you please relieve my Bowels with a 15 minute Bum Chuffing?"
When your arse is extremely shitty from recent anal intercourse
She has a choocy bum from last night
A steel barrel with combustible material inside. Usually lit during cold winters by bums in urban areas to keep warm. You can see these Bum Warmers in alleyways, under bridges, and on sidewalks. Usually the said barrel is surrounded by several bums and homeless trying to stave off the cold.
Bum1: Begging for change is sure hard work. Lets go find something to keep us warm
Bum2: I know of a good alleyway with a nice cozy Bum Warmer