Definitions by ISE91

nobo

Short for North Bound, it's used on hiking trails such as the Long Trail and the Appalachian Trail.

I'm gonna do the long trail nobo.

nobo by ISE91 June 30, 2008

sobo 

South Bound. Used in describing direction on hiking trails such as the long trail and the appalachian trail.

I'm gonna do the long trail sobo.

sobo by ISE91 June 30, 2008