Aggieland pilled means: The state of having been fully indoctrinated into Aggieland culture to the point where you see the world through a maroon-tinted lens. Going aggieland pilled means you've internalized not just the. There is no real cause for parental concern; it is descriptive vocabulary rather than risky behaviour. It is an education-system term, so usage is institutional and routine. It is sporting vocabulary and harmless in itself.