Hiding Behind the Language Barrier/Playing With


 * Straight:Alice, Bob and Claire speak Language A, but Alice and Bob speak Language B to prevent Claire from understanding them.
 * Averted: Alice and Bob can speak Language B, but choose not to because they don't want to act like they are keeping secrets from Claire.
 * Subverted: Claire also knows Language B and understands the conversations that Alice and Bob wanted to keep secret from her
 * Double Subverted: Claire doesn't know Language B well enough to fully understand the conversation.
 * Lampshaded: "We can't let Claire find out about this, Bob." "It's a good thing she doesn't know Language B, Alice!"

I'm sure the people talking in that language I don't know are discussing Hiding Behind the Language Barrier