dated slang A place, especially a drive-in movie theater, where many young people come together on dates or romantic outings, so called because of the tendency for physical intimacy to occur there. A: "Let's go out this weekend." B: "OK, let's see what's playing at the passion pit." There's this passion pit a little ways up in the mountains where high schoolers and college kids park their cars and hook up.
n. a drive-in movie theater; any place where young people go to neck, such as an area where teenagers park. (Dated but still heard.) She wanted me to drive down to the passion-pit, but I said I had a headache.