unannounced sale
noun phraseUK /ˌʌnəˈnaʊnst seɪl/
US /ˌʌnəˈnaʊnst seɪl/
A sale that happens without anyone being told about it first.
The store had an unannounced sale on Saturday, so we got great deals.
OTHER MEANINGS
2. A business acquisition kept secret until it is completed.
The company's unannounced sale of its factory surprised investors.
3. A private sale of goods arranged quietly between two people.
They made an unannounced sale of the old car to a neighbor.
4. A sale that is not publicly advertised in advance.
The auction was an unannounced sale open only to members.