What is Cumpf?
1.
Can be used in place of the word "vagina" or as a mild insult toward a male, with relatively the same degree of insultitude as "asshole" or "fool" or "loser" would have.
"I betcha she's got a nice cumpf."
"Dude, you're always such a cumpf when you're around those other friends of yours."
or
"I can't stand that guy, he's such a cumpf."
See