It can be used in several ways, as a person, someone who is
crazy and
sketchy and odd, you can have a good pooperdinkel or a bad one, if someone's a bad pooperdinkel you don'
t really like them or they are bad, if they are a good pooperdinkel they are good. Also it can be used as an alternative for cussing, like oh pooperdinkel used like you would say oh crap!