A form or hubris manifesting on Urban Dictionary, in which people write down the names of “friends” (themselves) and describe a singular person, flagrantly ignoring Urban Dictionary rules and guidelines.

If the subject is male, a mention of the measure of his penis is not out of the question. If female, expect the description “pretty" and "nice."
Urban Dictionary Arrogance is widespread, with about 40% of entries reviewed by editors being UDA or UDTT.
Current examples are Kevin, Sam, Jill, etc.

The converse is Urban Dictionary Trash-Talking.