Very simple. A user posts two words, the next user must keep one of those two and drop the other one. Rinse and repeat. There's only one other rule: the words must make sense together somehow. It can be in a really strange context, but "eggplant mammogram" isn't gonna fly. (Well...not that I know of, anyway.)
I've seen this get pretty wonky in one of my old forums, let's give it a shot.
Crash barrier.
I've seen this get pretty wonky in one of my old forums, let's give it a shot.
Crash barrier.