What is Vacation ?
Vacation is (noun) 1. especially US a holiday The family went on vacation in Canada. 2. a period when the universities and law courts are closed I’m spending my vacation working on a vineyard in Italy. to take a vacation job (of a student) to take a job during the vacation to earn money to help pay for the costs of a university or college course (verb) US to take a holiday They are vacationing in Mexico.
source: Easier English, Student Dictionary Upper Intermediate Level