someone you know very well in school but you do not know very well out of it.
"sup skoolie wer u live ill knock for ya tomoz"
by S2 September 24, 2005
A school bus that has been purchased by a private owner and converted for some purpose other than hauling people around, such as RVing. Can be a very economical, cost-efficient means of obtaining an RV.
I bought an old school bus and turned it into an RV! Now, it is a skoolie!
by mamarley July 14, 2011