Santa Barbara Train

(Verb) ; ... The act in which a person pushes together the east and west regions of their partner’s back fat and has intercourse between the two fat folds in a north/south fashion.

Friend: “I noticed your new (bf/gf) is chubbier than the last one. Is it true the chubby ones give better head?”

Broseph: “Suprisingly no, but I will say it’s the best way to ride the Santa Barbara Train.”