- The definition of an understudy is an actor who learns the role of another actor and who performs when that actor is unable.
An example of an understudy is an actor who learns the star part in the play but who only gets to perform it when the real star can't perform because he has a cold.
- an actor who learns the part of another actor so as to serve as a substitute when necessary
- any person who learns the duties of another so as to serve as a substitute
verbun·der·stud·ied, un·der·stud·y·ing, un·der·stud·ies
- To study or know (a role) so as to be able to replace the regular performer when required.
- To act as an understudy to.
- A performer who understudies.
- A person trained to do the work of another.
(third-person singular simple present understudies, present participle understudying, simple past and past participle understudied)
- a performer who understudies; a standby
under- +"Ž study