What is the meaning of posture?

noun

• The arrangement of the body and its limbs.
  • usage: "he assumed an attitude of surrender"
  • synonyms: position, attitude
• Characteristic way of bearing one's body.
  • usage: "stood with good posture"
  • synonyms: carriage, bearing
• A rationalized mental attitude.
  • synonyms: position, stance
• Capability in terms of personnel and materiel that affect the capacity to fight a war.
  • usage: "we faced an army of great strength"; "politicians have neglected our military posture"
  • synonyms: military capability, military strength, strength, military posture

verb

• Behave affectedly or unnaturally in order to impress others.
  • usage: "Don't pay any attention to him-he is always posing to impress his peers"; "She postured and made a total fool of herself"
  • synonyms: pose
• Assume a posture as for artistic purposes.
  • usage: "We don't know the woman who posed for Leonardo so often"
  • synonyms: model, pose, sit