Improvising personal hygiene solutions when not having the time or means to take a real shower. For a true Jack Bauer Shower, one has to use Lysol antibacterial wipes on one's nether regions. The pain means it's working.
Dude1:"Dude, you stink like shit dipped in vinegar and your interview is in 10 minutes!!!"
Dude2: "Time for a Jack Bauer Shower!!"
Reporter: "You've been lost in the woods for 2 weeks! How did you stay so fresh?!"
Jack Bauer: "I'm Jack Bauer."
A super quick shower that Jack Bauer is forced to fit into a commercial break along with a Jack Bauer Power Dump during 24, as to not miss out on any of the terrorist ass-kicking.
When some resigns or retires from a job, they are on "eternity leave". This can also refer to someone who has passed away, especially someone who worked somewhere for a long time, retired/resigned, then passed away later.
Oh I'm sorry, you didn't know that Kelly is on eternity leave? She resigned and moved to Hawaii!
With regrets I would like to inform you that my boss is officially on eternity leave. I will never see or hear them again. Ever.
The hypothetical man (often a sinistercharacter who decided not to go to boot camp) that is doing your girlfriend/wife while you are on deployment overseas.
Ain't no use in goin home,
Jody's got your girl and gone.
Ain't no use in goin back,
Jody's got your Cadillac,
Ain't no use in feeling blue,
Jody's took your checkbook too.