loud- yell- yellocaust. Jeez, it's a joke!!!
by Rookie September 5, 2004

by Donald September 8, 2004

A horrible coincidence/trend in which a large fraction of a school/workplace's population wears yellow on the same day.
by John September 8, 2004

Billy-Bob : "Dagnabbit Jim what happened to you, you are yellow?!"
Jim : "Darn it!!I smoked too much and now i have yellocaust."
Jim : "Darn it!!I smoked too much and now i have yellocaust."
by Danos September 3, 2004

I was at Mark's house this weekend... it was a yellocaust.. the only thing in the iPod was Yello...especially _Oh Yeah_
by Stress September 9, 2004

by N17R0 September 5, 2004

by Fletcher! September 2, 2004
