unprepared
1. [ adjective ] without preparation; not prepared for
Examples:

"unprepared remarks" "the shock was unprepared" "our treaty makers approached their immensely difficult problems unprepared"- R.E.Danielson

Related terms: prepared impromptu ad-lib ad-lib unready
2. [ adjective ] lacking with intellectual equipment
Examples:

"unprepared to stand on his own feet"

Related terms: unequipped
3. [ adjective ] not put in a state of preparedness
Examples:

"the machinery was unprepared for the extra load"

Related terms: unready
Similar spelling:   unappareled
  unpressed
  unpredicted
  unparented
  unforested
  unpredictive
  unpredictably
  unpredictable
  unprecedented
  unpardonably
  unpardonable
  unfreeze
  unparalleled
  unfractured
  unapparent