Wiktionary
preholiday
a. Before a holiday.
Usage examples of "preholiday".
He, too, had raced to the north end of Seattle through the pouring rain and throngs of preholiday traffic.
Dixie dew coated the windshield, and preholiday Nashville was still as sleepy as I was.
I hit our favorite vintage store and found this dress that they just marked down for a preholiday sale.