Hiking the Appalachian Trail 

Sneak away to meet your mistress. ("Hiking the Appalachian Trail" is the first explanation of where South Carolina Gov. Mark Sanford was when he disappeared.)

"Has anyone seen Jawann? I've been calling and texting him for three days and he's not answering."

"Uh, he's hiking the Appalachian Trail."

"Oh. Got it."

Hiking the Appalachian Trail by Frankie Fiveangels June 26, 2009

Hiking the Appalachian Trail 

To be unfaithful to one's partner e.g. in an extramarital affair. Named after South Carolina Governor Mark Sanford, who was said to be hiking the Appalachian Trail, when actually he was visiting his mistress in Argentina.

"My husband has a lot of "meetings" and "conferences" to attend to lately. I think he might be hiking the Appalachian trail."

Hiking the Appalachian Trail by wordanista July 5, 2009

Hiking the appalachian trail 

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.

Hiking the appalachian trail by Sanford and Sin June 25, 2009

Hiking the appalachian trail 

cheating on your spouse

I was out "Hiking the appalachian trail"

Hiking the appalachian trail by Spartan1986 July 5, 2009

hiking the Appalachian Trail 

v. To carry on an extramarital affair.

Governor Sanford can't meet with you today; he's "hiking the Appalachian Trail."

hiking the Appalachian Trail by SkidMarkyMark June 25, 2009

hiking the appalachian trail 

Refers to someone's infidelity

"Did you hear about Mark's divorce? He was caught hiking the Appalachian trail."

hiking the appalachian trail by dcwedge June 26, 2009

Hiking the Appalachian Trail 

Making a long-distance clandestine trip for purpose of an extramarital affair

If you can't find me next week, I"ll be hiking the Appalachian Trail.

Hiking the Appalachian Trail by radgtr June 25, 2009