lit up


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light up

1. To literally brighten or illuminate something. In this usage, "light up" is usually a set phrase. Fireworks lit up the night sky.
2. To become illuminated. In this usage, "light up" is usually a set phrase. The street lamps light up at dusk.
3. To focus a light source on someone or something. In this usage, "light up" is usually a set phrase. The flashlight lit up a stray cat in the bushes.
4. To become noticeably excited or animated at the sight of someone or something. In this usage, "light up" is usually a set phrase. I'm sure she likes you—she just lights up whenever you're around.
5. To cause someone to become noticeably excited or animated. I'm sure she likes you—you just light her up whenever you're around.
6. To light something that can be smoked, such as a cigarette. Please don't light up in my new car—I don't want it to smell like smoke.
7. To ignite something. I used a match to light up the pilot on the stove.
8. To become ignited or begin to burn. In this usage, "light up" is usually a set phrase. The firewood still hasn't lit up—what am I doing wrong?
See also: light, up

lit up

verb
See lit
See also: lit, up