Wordnet 3.0
ADJECTIVE (1)
1.
without warning or announcement;
- Example: "they arrived unannounced"- Example: "a totally unheralded telegram that his daughter...died last night"- M.A.D.Howe[syn: unannounced, unheralded, unpredicted]
WordNet (r) 3.0 (2006):
unannounced
adj 1: without warning or announcement; "they arrived
unannounced"; "a totally unheralded telegram that his
daughter...died last night"- M.A.D.Howe [syn:
unannounced, unheralded, unpredicted]