What is "auditioning"

Usage examples of "auditioning".

Meanwhile, Fielding promised, he would hire the loft or the studio and line up the auditioning for the bit parts the waiters, the dancers, the gangsters.

My father was moodily auditioning strippers in the purple-draped crypt of the old saloon.

They all seemed to be talking about acting, fairly specifically too working, resting, availability, auditioning, projection, all the usual stuff.