a fart that the human race will never know the smell of, for nobody can smell their own fart. We will never have proof what it smells like. Does it smell bad? Does it smell like a garden of roses? Does it smell like cookie dough? The world will never know! Because when someone lets a lonesome fart pass between their buttcheeks nobody is around them to hear it. In other words, a lonesome fart is when you cut the cheese when nobodys around.

When you eat dirt for the first time and leave your family to build a shack in the woods

One who farts freely and wishes there was someone else with them so they could at least be embarrassed.

the lonely cry of a turd