a rusty towball
A rusty towball is when you are so far up a chick that you think you're dead and then your helmet gets a big dump on it.
I was so deep I thought I was dead and then my helmet got a dump on it. I'm still confused.
I thought I was going to die and then I got a dump on my helmet. That's not cool.
I went so far up I thought I was dead and then my helmet had a big dump on it. That's the worst.