Golly gee willikers! (I know, I should be censored for bad words) I really am cornfused, now.

From dictionary.com:


hobo
   1. One who wanders from place to place without a permanent home or a means of livelihood.
   2. A migrant worker.


intr.v. ho·boed, ho·bo·ing, ho·boes

    To live or wander like a vagrant.

=======================
bum

n. Chiefly British Slang

    The buttocks.

bum
n.
   1. A tramp; a vagrant.
   2. A lazy or shiftless person, especially one who seeks to live solely by the support of others.
   3. An incompetent, insignificant, or obnoxious person: The batter called the pitcher a bum.
   4. One who is devoted to a particular activity or milieu: a beach bum.

===================
tramp

n.

   1.
         1. A heavy footfall.
         2. The sound produced by heavy walking or marching.
   2. A walking trip; a hike.
   3. One who travels aimlessly about on foot, doing odd jobs or begging for a living; a vagrant.
   4.
         1. A prostitute.
         2. A person regarded as promiscuous.
   5. Nautical. A tramp steamer.
   6. A metal plate attached to the sole of a shoe for protection, as when spading ground.