What is minor Shirk?
Minor Shirk is one of the two forms of Shirk. It defines every deed that leads to major Shirk. The minor form of Shirk is also known as Shirk Asghar. It does not cause a Muslim to depart from Islam, in contrast to major Shirk.
This sin is one of the biggest ones in Islam. There are different deeds that lead to major Shirk like for example to swear on anyone besides Allah. We come to know of examples of minor Shirk through the Prophetic narrations.