unannounced

word

Definition

Happening without being told ahead of time; not announced or expected.

Usage & Nuances

Most often used for visits, arrivals, or actions that were not expected. Common phrase: 'show up unannounced.' Slightly formal and more common in writing than speech. Not usually used for events deliberately kept secret.

Example Sentences

Visitors are not allowed to come unannounced.

basic

I hate when people drop by unannounced.

natural

Sometimes opportunities come unannounced, so be ready.

natural

The meeting was unannounced.

basic

He arrived unannounced at the office.

basic

She showed up unannounced at my party, and I was so surprised.

natural