A fork of Rural Dictionary
(Stands for "Middle School Dropout.") An 11-15 year old on the internet who possesses an inflated ego, and is known for over-exaggerating statements spoken or actions committed by a good or neutral person, making them look bad while providing poor evidence, but succeeds into doing so.
The people who run this image-with-music account are MSDs.
short for Middle Schoolers Depression
I have MSD. I need to see a psychiatrist.