"Major holidays" refers to important and widely celebrated events or occasions that occur once a year, usually with religious, historical, or cultural significance. Full definition
Similar and related words and phrases are presented below.
Available daily year - round, except for major holidays. (hoteldel.com)
With a handful of major holidays packed into a very small corner of the calendar, employees have plenty of excuses to be distracted. (entrepreneur.com)
These typically occur during major holidays or periods of heavy travel. (valuepenguin.com)