When a BUSTY female gets on her knees and sucks on a males penis starting with just the tip and transitioning to full length deep throat usually ending in the male releasing his load of semen down the females throat.
Grant -"Becky give me head!"
Becky- "Anything to please you daddy."
Grant- " uh uh oh yeah like that I'm finna blow!"
Becky- "oh yeah daddyshoot that load down my throat!"
3.The upper part of most of the animal kingdom, usually including a pair of eyeballs or more.
" I want that head so clean that even the Virgin Mary would be proud to go and take a shite in it ! ( quote from Gunnery Sergeant Hartman in the movie classic " Full Metal Jacket")