nick names

Walkintree... well i went to a youth confrenece once, and due to my height (16 at the time and 6'2", not terribly tall) One of my leaders called me tree. due to my smartassness, i exclaimed that i wasn't no tree cause i could move. So i became walkin tree. So far it's stuck, but its only been a year and a bit...
Walkin tree sounds like a native indian name. Had me fooled.
If they really did name their babies after things seen in their environment,
like Sitting Bull, Running Deer, etc.., today the babies are named
Nickle Slot, Jackpot, Seniors Bus, Three Cherries, Bent Token ? LOL