What is Cookbook?
1.
A slang term for vagina often used in hip-hop music.
I'll bring the whip whoop, you bring your cookbook
And I'll fix that stuff up, everything will look good
See
2.
Any book with a female author.
"What do you call a book written by a woman? A cookbook! lol"
"Haha that's funny"
See
3.
A book brought over by the aliens to Earth. Originally treated as if it were to help man and when the title was discovered to be "To Serve Man". When later translated it was discovered to be a cookbook. These events only happened after we put our full trust into the aliens.
Juliet: "Mr. Chambers, NO! Don't get on that ship, the book, i translated it. Its... Its a cookbook!"
See