What is French Onion Soup?
1.
A two part sexual act involving A) ejaculation into the female participants naval cavity and B) Tanning said female, ejaculate and female intact.
Optionally served with crumbled saltines before step A.
Tom: I'm hungry...lets go to the diner.
Kerri: But that diner isn't 24 hours.
Tom: Lets go back to my place...I'm serving French Onion soup all night.
Kerri: Great...I think Hollywood Tans has late night hours.
See
2.
A combination of "male hot soup" on top, and a generous helping of fecal matter for the base. Served in a cup or bowl. Also part of the "lunch special", which is half soup/half tossed salad.
"Call me Pierre...I just gave that bitch some French Onion soup and all she said was 'Ooh La Laaaaa.'"
See