A member of a social network group or forum that continuously posts incredibly shitty music, while commenting to themselves alone. Threads reaching upwards from 5 to 65 comments per post from op to bottom.
The act of dancing while one sobs and cries profusely, usually while one's life is in great danger, yet still totally rocking it.
Person X is being threatened and forced to vance by a chainsaw-wielding monster. Person X starts vancing, absolutelygoing to town while crying their eyes out in the fear of death.
The act of taking vyvanse. A state in which someone is so cracked out that they may experience tunnel vision, extreme focus, sweaty palms, clammy extremities, heart attack, and/or death. This person will do nothing but work. The ultimate ADD medicine
I haven't been to class all semester; however, I am vancing so hard right now that I did all of my work. I'm so afraid... I can feel my heartpounding, and my limbs are cold.