What is the meaning of Sura "Qaf" in the Qur'an?
I asked Allah for some guidance and I opened up the Holy Quran to Sura Qaf.
Qaf is one of the Muqatta'e(broken) letters and because this Surah starts with this letter, it has been named Qaf
As for Muqatta'e letters, it is said that no one exactly knows the meaning of these letters and at that time it drew the attention of the pagans so much when these verses were recited.
There are other reasons as well
Please visit:
https://www.al-islam.org/islam-and-contemporary-man-muhammad-husayn-tabatabai/chapter-10-some-quranic-questions