A thick whitish fluid containing spermatozoa that is ejaculated from the male genital tract. Also known as Semen or Sperm. Unlike semen, spunk can also be used as a verb.
I'm almost finished with Robert Ludlum's novel THE ICARUS AGENDA, which has two slang phrases in it that have me scratching my head (a lot). "A two toilet Irish detective" is supposed to be American Boston-Irish slang, and I guess isn't too hard to figure out. I still wanna know!