Small pieces of lint that appear on your feet after removing your socks.
Hey, sucka... you should really wash your feet before putting on your flip-flops. Them sock fossils make you look like you have hobbit feet.
by Ape Creature June 16, 2011
1 more definition
The lint that is left between your toes after you take your socks off.
I found a bunch of sock fossils between my toes.
by pseudofakename September 11, 2011