un•set•tledʌnˈsɛt ld(adj.)

1. not settled; not fixed or stable; lacking order:

   an unsettled situation.

2. continuously moving or changing; not situated in one place:

   an unsettled life.

3. wavering or uncertain, as in opinions or behavior; unstable; erratic.

4. not populated or settled:

   an unsettled wilderness.

5. undetermined, as a point at issue; undecided; doubtful.

6. not adjusted, closed, or disposed of, as an account, estate, or law case:

   unsettled claims.

7. liable to change; inconstant; variable:

   unsettled weather.

Origin of unsettled:

1585–95

un•set′tled•ness(n.)