A friendly hello or goodbye gesture, one of the most versatile and universally understood emoji for greetings, farewells, or simply getting someone's attention. Different skin-tone modifiers were added starting in Unicode 8.0 (2015), making it one of the very first emoji to receive customizable skin tones alongside other hand gestures.
Keywords: bye, cya, g2g, greetings, gtg, hand, hello, hey, hi, later, outtie, ttfn, ttyl, wave, yo, you