Diddyiot
A person who missed or was not invited to a diddy party.
Paris Hilton:where were you last night at the diddy party? it was hot.
Diddyiot: I wasn't invited.. =(
Paris Hilton: uh, you're such a diddyiot
Diddyiot: I wasn't invited.. =(
Paris Hilton: uh, you're such a diddyiot