Shamboner
The act of when you are washing your public hair with shampoo while having an erection. Then, the shampoo accident enters the penis hole causing immense burning, stinging, and eventually death.
"The cause of death undoubtedly his 6 inch Shamboner."
Shambone
Short for "shame-boner"; A hard on one gets from something their ashamed of.
I got a real shambone from making my girl cry