1 definition by The original Angry Pirate

When ones pubic hair wraps around ones penis and creates a 'wig' after a session of cold water or low temperature exposure.

When blood returns to normal flow, pubic hair is ripped out by the wig.

The wig-on is pre-pain to the hard-on
"The surf was awesome dude... "
"Yeah but the water was bullshit cold!"
"I know dude... hey check out that hot chick!!!"
...
Several seconds later...
...
"Aaaaarrrrghhhhhh... I've got a Wig-on"
by The original Angry Pirate September 19, 2009
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