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Noun. a real prick that explains a common cold in detailed medical terms nobody else can understand.
“I called my doc this morning to ask about a headache I was having and he was being a real medfag. I left the conversation with no clue what the diagnosis was”

"Your stuffy nose is probably Nasopharyngitis." "Dude don't be such a medfag. It's fucking allergy season."
by daddaddad July 26, 2018
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