What does "calling" mean?

Additional senses

1. 2.A divine summons or invitation; also, the state of being divinely called. Who hath . . . called us with an holy calling. 2 Tim. i.
2. 3.Give diligence to make yior calling . . . sure. 2 Pet. i.
3. 4.4. A naming, or inviting; a reading over or reciting in order, or a call of names with a view to obtaining an answer, as in legislative bodies.
4. 5.One's usual occupation, or employment; vocation; business; trade. The humble calling of ter female parent. Thackeray.
5. 6.The persons, collectively, engaged in any particular professions or employment. To impose celibacy on wholy callings. Hammond.
6. 7.Title; appellation; name. [Obs.] I am more proud to be Sir Rowland's son His youngest son, and would not change that calling. Shak.