Definitions by Cecil says

OLD BOOT 

a vagina belonging to a very nasty looking woman.
(it most likely smells like an old boot)

-I can't believe you hooked up with that chick...
-yeah i regret it, she smelt like an old boot.

-(see's fat girl jogging)
-check out that sweaty old boot!

OLD BOOT by Cecil says August 6, 2011

...like it was the last supper 

an expression used when a girl gives you very enthusiastic head, like its the last supper.

-so, i heard you got a blow job from whatsername...
-yeah man, she ate that shit ...like it was the last supper!

...like it was the last supper by Cecil says August 6, 2011