To awake someone by kicking them similar to what occurs to many homeless people.
"Is he still not up yet? Go give him a Hobo Wake Up Call!"
Pertaining to another's monetary Hypocrisy. To suggest to another person that they make a significant monetary contribution, donation, etc. in concert with their strongly elucidated philosophical belief, when they claim that others should do so instead of themselves.
Rich Progressive California Liberal: Man, they really oughta raise taxes on the rich to pay for that (insert absurd program with which government should not be involved.)
You: Hey, man, you're rich, so why don't pay some additional taxes to fund the boondogggle?
RPCL: Hey, I pay my fair share
You: Hobo up, motherfucker
A person who acts like a hobo around there friends but is really the pimp of the group
Look the hobo pop up pimp is in the room let's go hang with him