A song by Green Day. It's about how boring school is, but it's also rumoured that Billie Joe once put 409 in his teachers coffee. 409 In Your Coffeemaker can you find on the album 1039 Smoothed Out Slappy Hours
1.Convincing a weak minded individual to handle a confrontation for you, usually through violence.
2. To persuade a individual to accomplish a task they were previously unaware of; or procrastinating on.
"I put the battery in your back", nowgo do what needs to be done.