Pronunciation: (un-set'l), [key]
—v., -tled, -tling.
1. to alter from a settled state; cause to be no longer firmly fixed or established; render unstable; disturb: Violence unsettled the government.
2. to shake or weaken (beliefs, feelings, etc.); cause doubt or uncertainty about: doubts unsettling his religious convictions.
3. to vex or agitate the mind or emotions of; upset; discompose: The quarrel unsettled her.
to become unfixed or disordered.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.