1. [adjective] Burning fiercely; in a blaze; on fire. [Early 19th century.]
2. [adjective] Radiant with bright light and color.
3. [adverb] On fire; in a blaze, gleaming. [Early 19th century.]
4. [adverb] Lit up brightly and with color.
5. [adverb] In a state of glowing excitement or ardent desire.
6. [adjective] Keenly excited (especially sexually) or indicating excitement; 'his face all ablaze with excitement'- Bram Stoker; 'he was aflame with desire'.
7. [adjective] Lighted up by or as by fire or flame; 'forests set ablaze (or afire) by lightning'; 'even the car's tires were aflame'; 'a night aflare with fireworks'; 'candles alight on the tables'; 'houses on fire'.
8. [adjective] Resembling flame in brilliance or color; 'maple trees ablaze in autumn'.
9. [adjective] Lighted with red light as if with flames; 'streets ablaze with lighted Christmas trees'; 'the inflamed clouds at sunset'; 'reddened faces around the campfire'.