1. unannounced - Adjective
2. unannounced - Adjective Satellite
without warning or announcement
Source: WordNetthey arrived unannounced Source: Internet
a totally unheralded telegram that his daughter...died last night Source: Internet
A huge leak by a Twitter user shows what appears to be an unannounced white Xbox Series X controller, likely confirming Xbox Series S console rumors. Source: Internet
Although a snake is defending itself from the encroachment of its victim into the snake's immediate vicinity, the unannounced and deadly strike may seem unduly vengeful when measured against the unwitting victim's perceived lack of blameworthiness. Source: Internet
A rumored leak regarding potentially reveals previously unannounced DLC. Source: Internet
Already tentpole films like “Black Widow” have been shifted off the release calendar to unannounced dates, and it’s possible more postponements for June titles like “Wonder Woman 1984” could come next. Source: Internet