What is the meaning of manipulate?

verb

• Influence or control shrewdly or deviously.
  • usage: "He manipulated public opinion in his favor"
  • synonyms: pull strings, pull wires
• Hold something in one's hands and move it.
• Tamper, with the purpose of deception.
  • usage: "Fudge the figures"; "cook the books"; "falsify the data"
  • synonyms: fudge, fake, falsify, cook, wangle, misrepresent
• Manipulate in a fraudulent manner.
  • usage: "rig prices"
  • synonyms: rig
• Control (others or oneself) or influence skillfully, usually to one's advantage.
  • usage: "She manipulates her boss"; "She is a very controlling mother and doesn't let her children grow up"; "The teacher knew how to keep the class in line"; "she keeps in line"
  • synonyms: keep in line, control
• Treat manually, as with massage, for therapeutic purposed. .