Definitions by kees kostermans

sans serif 

A serif is the little flat line at the top or bottom of a printed letter. In a "sans serif" font (which is French for "without serif") this little line is missing. See also "serif".

The fonts used by Urban Dictonary are a mix of serif and sans serif.

sans serif by kees kostermans July 12, 2006

serif 

the little flat line at the top or bottom of a printed letter.

The fonts used by UD are a mix of serif and sans serif.

serif by kees kostermans July 12, 2006