A pulsing series of pains in the cranium caused by brain cells attempting to perform an 'Underclock' in brain power which leads to general IQ dissipation overtime.
Moronicheadache can only occur when you engage in converse with severely disabled people Mentaly such as Gabrielle Rock.
by Trololol. November 22, 2011
Get the Moronicheadachemug.