also: あっつい · あぢぃ
i-adjective
hot; warm; sultry or uncomfortably heated
Used for weather, air, seasons, rooms, and the felt surrounding temperature. For hot food, hot water, or a hot object to the touch, the homophone 熱い is normally used instead.
Antonyms: 寒い
今日は本当に暑いですね。
It is really hot today, isn't it?
This room is hot, so let's open a window.
i-adjective
passionate; impassioned; burning with desire
Figurative use for strong emotion, enthusiasm, or desire. In ordinary kanji writing this sense is usually associated with the homophone 熱い, while アツい is a common emphatic style.
彼は将来の夢をアツく語った。
He spoke passionately about his dream for the future.
彼女のアツい思いは、チーム全員に伝わった。
Her passionate feelings reached the whole team.
i-adjective
hot right now; trending; drawing keen interest
Colloquial or media-style use for something currently attracting attention, or for an interested, intense gaze. アツい is especially common for this sense.
今、この映画が若者の間でアツい。
This movie is hot among young people right now.
新人選手にアツい視線が注がれている。
The rookie player is drawing keen attention.