Top Definition
a mustache that is so bushy that it actually exceeds the parameters of the top lip that it makes the wearer look like a walrus. Can also be combined with a beard arrangement to increase the effect.
Jamie Hyneman off mythbusters has an epic walrustache
by Doctor Tripod February 25, 2009
Free Daily Email

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

Emails are sent from We'll never spam you.