The act of consuming large quantities of junkfood carbohydrates. Simular to the act of Carbo-loading which is performed by endurance athletes. Carbo-junking, however is usually performed by over-weight video game players while competing in on-line death-match types of competitions over a number of days.
"Man, I played Call of Duty all weekend long! I sat in on the sofa and was carbo-junking on twinkies, ho-hos and soda the entire time!
And dying in yo' bed many years from now, would ya be willing ta trade all da days from dis here day ta dat fo' one chance, just one chance, ta come back here as young men an' tell our enemies dat dey may take our lives but dey will never take our freedom ... YUB NUB!