1 definition by Prof. Johnny Lewin

ISD

Known as Ivan Stink Day. This day is to commemorate on the legendary smelly ivan. His body odour stench is so overpowering that one could never desire to smell. Skunks are no match for him.

"Hey today's ISD, people are storming the mart crazy for deodorants they're on like 90% discount!"

by Prof. Johnny Lewin February 13, 2005