fudgermadoodle
It's a polite way of saying "fuck" (in the content to when you've done something wrong).
Fudgermadoodle, I just broke my pencil.
Fudgermadoodle
If you say the word fudgermadoodle your basically saying "fuck" (when you've done something wrong) but in a polite way
"Fudgermadoodle, I just broke my pen"