A Person, usually elderly who takes an abundant amount of pills each day for maintaining ones health.
Most of these pills are vitamins and stool softeners.
"I saw you Gram-Maw-Maw taking all her meds, Dang, she's a geriholic!"
"Emily showed up to the party in bright clothing and thigh-boots, and a hat made out of tin foil, then when 'Paparazzi' came on she dropped everything and started freaking with the nearest guy!!"