Flappy Battle

Flappy Battle

1. A competition of the phone game Flappy Bird between two friends.
2. sex

Marco: Where'd Harry and Jane go?
Reginald: Oh, they're off having a Flappy Battle back at the hotel
Marco: They're fucking?
Reginald: No, they're actually playing Flappy Bird. Obsessively. Actually it's kind of worrying me.