Referring to the 50% of urban dictionary uploads that are just people saying their name means that they are a great person. This isn't always bad, some times the definition is purposely funny in a satirical way, but most of the time its some idiot that wants to feel special.
*Dude 1 reads his name in urban dictionary
Dude 1: Look it says my name means guy with big dick
Dude 2: Don't pay attention to that stuff its just the 50% , they're not important