Someone who refers to outdated references or information that is no longer funny.
Derpy Dan can also refer to a person or persons that make statements or jokes about an event that is untrue, or that did not occur.
Derpy Dan can also refer to a person or persons that make statements or jokes about an event that is untrue, or that did not occur.
Person 1: Hey did you hear John talking about how the cops swatted his neighbors home because the husband was mad that his cheated?
Person 2: No, John is just a Derpy Dan, that is not what happened and he is just trying to make stuff up to get attention.
Person 2: No, John is just a Derpy Dan, that is not what happened and he is just trying to make stuff up to get attention.
by WarpedAura June 19, 2022
Get the Derpy Danmug.