What is the meaning of unbalance?

noun

• A lack of balance or state of disequilibrium.
  • usage: "a hormonal imbalance"
  • synonyms: imbalance, instability
• A state of mental disturbance and disorientation.
  • synonyms: derangement, mental unsoundness

verb

• Throw out of balance or equilibrium.
  • usage: "The tax relief unbalanced the budget"; "The prima donna unbalances the smooth work in our department"
• Derange mentally, throw out of mental balance; make insane.
  • usage: "The death of his parents unbalanced him"
  • synonyms: derange