elno Share definition Flag A girl who spends a 3rd of her day staring at her teeth. Her passions include teeth observation and skin evaluation. Person 1: Why does she look at her teeth so much? Person 2: Oh its cause she's an elno elno by ariaiaiaiaiai April 25, 2021 0 0 Get merch Get the elno mug. Buy Now — $32.95 See more merch