straighten meaning and definition

STRAIGHTEN verb

Definition of straighten (verb)

1. straighten up or out; make straight
   • synonyms: unbend
   • antonym: bend
2. make straight
   • synonyms: straighten out
3. get up from a sitting or slouching position
   • "The students straightened when the teacher entered"
4. put (things or places) in order
   • "Tidy up your room!"
   • synonyms: clean up, neaten, square away, straighten out, tidy, tidy up
5. straighten by unrolling
   • "roll out the big map"
   • synonyms: roll out
6. make straight or straighter
   • "Straighten this post"; "straighten hair"