der Aktionstag
Translation
action day, promotional day, special event day
Examples
Am Aktionstag gibt es besondere Rabatte.
There are special discounts on the action day.
Grammar Patterns
on an action day An einem Aktionstag ist der Eintritt frei.
Similar Words
Thementag, Verkaufstag, Event-Tag
Etymology
A compound of 'Aktion' (action, promotion) and 'Tag' (day).
Memory Tips
Think of it as a 'Tag' (day) for a special 'Aktion' (event or sale).