Xiaoshu or Lesser Heat, 11th of the 24 solar terms 二十四節氣|二十四节气 7th-22nd July
Definitions (粵典–words.hk)
名詞
二十四節氣之一；喺夏至之後，代表天氣已經轉熱，但係未有 大暑咁熱 a part of the 24 solar terms in the lunar calendar, meaning that the weather has turned hot, but not as extreme as Daai Syu (major heat), which comes later in the summer; literally "minor heat"
小暑到喇，係時候食西瓜。
小暑到喇，系时候食西瓜。
siu2 syu2 dou3 laa3, hai6 si4 hau6 sik6 sai1 gwaa1. It's Siu Syu already; time to eat watermelon.
Definitions (Wiktionary)
name
the day marking the beginning of the 11th solar term (July 6, 7, or 8)