Frad is a viral meme in the Doom community. It is often used in as an insult, although in a light-hearted way due to its meme nature. Examples of its use are: myst: you frad bill gates is a frad The term can also be combined into other words and phrases for humor value, for example: fraddididity (n.): The presence or property likened to a frad; having frad-like properties. hmm, myst you gave me an idea.. New OS: FradBSD Frad Flinstone