Euphemism for preforming oral sex on a woman.

Specifically to lick from the bottom of a woman's labia upwards towards her clitoris.
Mark went 'Hiking the Appalachian Trail' much to the delight of his mistress.
by Sanford and Sin June 25, 2009
To have a sexual encounter or affair, named after the infamous disappearance of South Carolina Governor Sanford, originally thought to be hiking the Appalachian Trail, but was having an extra marital affair in Argentina.
I wanted to Hike the Appalachian Trail in the back seat of my dad's Lincon after prom, but my date wasn't drunk enough.
by scexpat June 24, 2009
I was out "Hiking the appalachian trail"
by Spartan1986 June 30, 2009
Governor Sanford can't meet with you today; he's "hiking the Appalachian Trail."
by SkidMarkyMark June 25, 2009
"Hey, where did our governor go?"
"He told me he was hiking the appalachian trail..."
"Hope he takes protection."
by girlmain July 14, 2009
To travel to Argentina to bang your mistress, while your gubernatorial staff back in South Carolina lies to the press about your whereabouts (see Sanford, Mark).

To cheat on your wife.
"Jane filed for divorce when she caught her husband hiking the Appalachian Trail with the babysitter."
by Palmetto Ghetto June 24, 2009