Definitions of straighten:

  • verb:   make straight or straighter
    Example: "Straighten this post"
  • verb:   make straight
  • verb:   get up from a sitting or slouching position
    Example: "The students straightened when the teacher entered"
  • verb:   straighten up or out; make straight
  • verb:   straighten by unrolling
  • verb:   put (things or places) in order