For example, here's what Emojipedia writes about the "👅" (tongue) emoji: "A tongue, sticking out. May be used as a childish sign of defiance. Alternatively: licking, in various contexts." ...

Nightmare scenario: You're texting someone you've recently met. The banter is good, great even. The romantic vibes are high, and you can tell that they're feeling it too. You make plans to hang out.