straighten up

phrasal verb

Definition of straighten up 

1 : to make (something) organized or tidy : to put (something) in order They straightened up the house after the party.

2 : to move the body to an upright position Straighten up. There's no excuse for slouching.

3 US : to improve in behavior You need to straighten up, young man.

Learn More about straighten up

Share straighten up

Statistics for straighten up

Look-up Popularity

More from Merriam-Webster on straighten up

Nglish: Translation of straighten up for Spanish Speakers

Britannica English: Translation of straighten up for Arabic Speakers

Comments on straighten up

What made you want to look up straighten up? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to deposit or conceal in a hiding place

Get Word of the Day daily email!

Test Your Vocabulary

Name that Food Quiz

How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!