off-peak
Off-peak (adjective) means happening at, or applying to, a time when demand is low — so usually quieter and cheaper. It is used most often of travel tickets, electricity tariffs, phone calls and gym or venue bookings. Example: “An off-peak return to Manchester is nearly half the price.”
How to use off-peak
Learner’s notesIn plain EnglishAt a quiet time of day, when things cost less.
Neutral, everyday. Normally hyphenated before a noun.
Fill the gap
Can you complete this real example?
An _____ return to Manchester is nearly half the price.
Etymology
A compound of off and peak, peak here meaning the highest point of a demand curve.