A word used to describe something that's "fuckin' sick" but you are too excited to say "fuckin' sick" correctly.
After observing someone destroy 3,000 enemies in 10 seconds in any graphically awesome video game:
"Dude that was sickenfuck!"
"Dude that was sickenfuck!"
by Rotari November 10, 2009
Get the Sickenfuckmug.