someone who does not have fun in life and that makes life boring
most likely your parents are butter prunes
by dontworry boutit July 12, 2011
Get the butter prune mug.
Revenge ingredient Americans serve to relatives on holidays.
I used Prune butter because I enjoy ass spraying mayhem during the holidays.
by MobileInfantry November 27, 2015
Get the Prune Butter mug.