Top Definition
Used to describe physical size of a person relative to Derek; specifically meant to emphasize how muscular the person is. Obviously depending on the Derek and the current physical condition of said Derek, this definition has a very loose range of specificity.
James: Wow, you're doing 190 on the Pec Flys? I guess I momentarily forgot the definition of derenormous.
by vaxt_ July 23, 2010

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.