Top Definition
A pair of socks worn underneath an outer pair for the purpose of soaking up excess perspiration or filling oversized shoes.
That boy in gym class with the missing chromosome has one foot bigger than the other. He should wear undersocks to even things out.
by Syzdek May 19, 2009

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×