Dress rehearsal

What is Dress rehearsal ?

Dress rehearsal is (noun) 1. the last rehearsal for a play, where the actors wear costumes, and the scenery is ready The dress rehearsal was excellent, I hope they perform as well as that on the first night. 2. the final practice for something The attack on the police station was only a dress rehearsal for the coup d’etat which took place the following week.

 

source: Easier English, Student Dictionary Upper Intermediate Level