tell on

phrasal verb

Definition of tell on 

1 informal : to tell someone in authority about the bad behavior or actions of (someone else) Please don't tell on me.

2 : to have a noticeable effect on (someone or something) The stress began to tell on her face/health.

Learn More about tell on

Statistics for tell on

Look-up Popularity

Comments on tell on

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

WORD OF THE DAY

one that holds something together

Get Word of the Day daily email!

Test Your Vocabulary

Words from Greek and Roman Mythology Quiz

  • the-triumph-of-venus-by-alessandro-magnasco
  • Boreal comes from the name of the ancient Greek god of which wind?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

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!