go off the rails

idiom

Definition of go off the rails

informal
: to lose control and start to behave in a way that is not normal or acceptable He was a promising student but he went off the rails after he started taking drugs.

Learn More about go off the rails

Statistics for go off the rails

Cite this Entry

“Go off the rails.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/go%20off%20the%20rails. Accessed 3 Jun. 2020.

Comments on go off the rails

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

WORD OF THE DAY

See Definitions and Examples »

Get Word of the Day daily email!

Test Your Vocabulary

May 2020 Words of the Day Quiz

  • a blooming wisteria tree
  • Which is a synonym of exiguous?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Citation

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!