unannounced

unannounced(
uh
-
nuh
-
naunst
)
An adjective is a word that describes a noun (e.g., the big dog).
adjective
a. inesperado
The unannounced visit from the president caught us all off guard.La visita inesperada del presidente nos agarró desprevenidos a todos.
An adverb is a word that describes a verb, an adjective, or other adverbs (e.g., to run quickly, very tired).
adverb
a. sin avisar
You can't just turn up unannounced and expect that we'll invite you in for dinner.No puedes aparecer así sin avisar y esperar que te invitemos a cenar.
b. sin previo aviso
I'm sorry, sir, but you can't just show up at my office unannounced.Lo siento, señor, pero no puede simplemente aparecer en mi despacho sin previo aviso.
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