The physical person experiencing wanderlust.
Go forth, Yonderer! Discover your nature-rich experience on Yonder.com.
can be used as a universally term
I yonder we are going to win, Lets yonder over there
a approximation on a distance defined by know context
He is down yonder
A term used to describe an unspecified small distance, typically about half a mile or less. It can also be a set distance depending on how you use the term colloquially, for example if you constantly use the term to describe a distance of about a block, one yonder=one block. If you frequently use the term as a set distance, you can use the plural version of "yonders", to describe a more specific distance.
"We gon' go runnin just about over yonder to dat tree right there brother"
"We went about 10 yonders over to the local gas station and bought some beef jerky for only fifteen-ninety-nine"