I couldn't tell you

idiom

: I don't know
"Do you know where the library is?" "I'm sorry. I couldn't tell you."

Dictionary Entries Near I couldn't tell you

icotype

I couldn't tell you

ICRC

See More Nearby Entries 

Cite this Entry

“I couldn't tell you.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/I%20couldn%27t%20tell%20you. Accessed 25 Mar. 2023.

Copy Citation

Share

Love words? Need even more definitions?

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

Word of the Day

Listen to the pronunciation of eighty-six

See Definitions and Examples »

Test Your Vocabulary

A Good Old-Fashioned Quiz

  • butter churn
Name That Thing

You know what it looks like… but what is it called?

TAKE THE QUIZ
Solve today's spelling word game by finding as many words as you can with using just 7 letters. Longer words score more points.

Can you make 12 words with 7 letters?

PLAY
Words at Play
Ask the Editors
Word Games