What does 暑い mean?
暑い is a Japanese adjective meaning “hot (in reference to weather), warm” in English. It can also be translated as “passionate, on everybody's mind” depending on context. It is written as 暑い in kanji, あつい in hiragana, and atsui in romaji. This word is part of JLPT N5 vocabulary.
Example sentence
この夏最高の暑さだ。
It is the hottest this summer.