A Ragerbomb is a twist on the classic Jagerbomb, where instead of a shot of Jagermeister in a glass of Red Bull, it's a shot of Red Bull in a glass of Jagermeister.
"Why, what were you drinking?"
"Ahh, the normal. But my mate forced me to drink three Rägerbombs, which completely fucked me over."
"Nice, I'll try one sometime"