Cutting your penis in half with a katana and then using the two halves to have sex two small pigeons.
Did you see that hobo killing two birds with one stone?
by homoerectus99 October 12, 2008
To take care of two problems with one action.
"While I was out delivering the pizza, I stopped by the bank so I wouldn't have to later. I was killing two birds with one stone."
by XDavid PolicastroX January 28, 2009