A cheating, devious, miserable person who is having a bad day and believes that ruining yours will improve theirs. That said, I'm sure if you call anybody with a sense of humor this, it'll put a smile on their face.
Unrelated object partnered with the prefix "Ass-". Effective name for an idiot or moron, e.g. ass-monkey or ass-hat.
Yoo-hoooo! Be a doll and add a funny insult.
Don't marry one.
This seems to be the latest insult on the playground where I was on recess duty. See also Kids.
A insult meaning "coward".
That guy who hits the button or switch while asking "what does this button do?"