Top Definition
1. dick cheese (the layer of filth under the fore skin of a penis. the words 'lan' and 'si' means penis and shit respectively.)
2. to describe a snobbish person, a show off.
1.)you haven't cleaned under your fore skin, there's a lot of lan si and it stinks.
2.)that person damn lan si.
by Skunk March 01, 2005
5 Words related to Lan Si

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.