Even though we’re the go-to girls for beauty knowledge amongst our friends, it can still be a struggle to keep up with all the trendy techniques. First there was strobing, then there was clown contouring, then there was multimasking . . . it’s kind of exhausting to keep track! If you, too, are tired of being confused by weird hashtags on Instagram (#cutcrease, we’re looking at you!), relax. We’ve compiled a dictionary of all the slang terms so you’ll never skip a beat when it comes to beauty.