Definition of auditions:
(n) :
(countable) A performance, by an aspiring performer, to demonstrate suitability or talent.
(v) :
(intransitive) To take part in such a performance.
(v) :
(transitive) To evaluate one or more performers in through an audition.
(n) :
(uncountable) The sense of hearing.
(n) :
An act of hearing; being heard.
(n) :
(rare) Something heard.