What is the meaning of straighten out?

verb

• Settle or put right.
  • usage: "we need to iron out our disagreements"
  • synonyms: iron out, put right
• Extricate from entanglement.
  • usage: "Can you disentangle the cord"
  • synonyms: disentangle, unsnarl
• Change for the better.
  • usage: "The lazy student promised to reform"; "the habitual cheater finally saw the light"
  • synonyms: reform, see the light
• Make straight.
  • synonyms: straighten
• Make free from confusion or ambiguity; make clear.
  • usage: "Could you clarify these remarks"; "Clear up the question of who is at fault"
  • synonyms: clear, clear up, shed light on, crystallize, crystallise, crystalize, crystalise, sort out, enlighten, illuminate, elucidate
• Put (things or places) in order.
  • usage: "Tidy up your room"
  • synonyms: tidy, tidy up, clean up, neaten, straighten, square away