unexpected
1. [ adjective ] not expected or anticipated
Examples:

"unexpected guests" "unexpected news"

Related terms: expected upset unanticipated unprovided_for unhoped unannounced surprising
2. [ adjective ] not foreseen
Examples:

"unsuspected difficulties arose" "unsuspected turnings in the road"

Related terms: unsuspected
3. [ adjective ] causing surprise or amazement by not being expected
Examples:

"the curtains opened to reveal a completely unexpected scene"

Related terms: surprising
4. [ adjective ] made necessary by an unexpected situation or emergency
Synonyms: forced
Examples:

"a forced landing"

Related terms: unscheduled
5. [ adjective ] not planned
Examples:

"an unexpected pregnancy"

Related terms: unplanned
6. [ adjective ] happening or coming quickly and without warning
Synonyms: unforeseen
Examples:

"a sudden unexpected development"

Related terms: sudden
Similar spelling:   unexpectedly
  unexpended
  unexploited
  unexpurgated
  unexplored
  unexploded
  unexpired
  unspent
  unexpressed
  unexplained
  unexpendable
  unexportable
  unspecified