a tan occurring on the penis or "schlong", from which it gets it's namesake. essentially a contraction of "schlong tan".
"Hey guys, do you mind if we move up to the nude end of the beach? I'd like to work on my schlan a bit while the sun is still high in the sky."
As heard at the nude beach: "Wow man, you must've logged some serious hours out here to achieve a schlan like that."
As heard at the nude beach: "Wow man, you must've logged some serious hours out here to achieve a schlan like that."
by Deep Dark Tropical Schlan September 04, 2009
by The Gentlemen June 20, 2006