Spunk

Spunk is:

a somewhat dated term for courage or enthusiasm.
a colloquial term for ejaculated semen.
an attractive person (normally male), in Australian English.
Spunk is the pseudonym of the ASCII artist otherwise known as Joan Stark.
A Peruvian dog (originally from China), famous for being the one breed of dog incapable of proper communication.
harry monk in Cockney slang.
A brand of Danish winegum (vingummi) and salty licorice (saltlakrids) - Used to be incidental, but the company now aware of the double-entendre, merchandises T-shirts with the logo on the front. This T-shirt has now prompted the retort of the wearer "better on the front than the back"
A fictional beverage found in the two video games Grand Theft Auto: Vice City and Grand Theft Auto: San Andreas (this is called Sprunk, not Spunk, although the name resembles Spunk a lot).

When used as a verb in colloquial British English, to "spunk something away" means to waste or squander.