cat's pajamas

noun
variants: or British cat's pyjamas

Definition of cat's pajamas

informal + old-fashioned
: a highly admired or exceptionally excellent person or thing He's the cat's pajamas, I couldn't love, respect, admire, and enjoy that individual more than I do.— Drew Barrymore, quoted in Harper's, 1 Oct. 2010

First Known Use of cat's pajamas

1922, in the meaning defined above

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Learn More About cat's pajamas

Time Traveler for cat's pajamas

Time Traveler

The first known use of cat's pajamas was in 1922

See more words from the same year

Dictionary Entries Near cat's pajamas

cat's meow

cat's pajamas

cat's-paw

See More Nearby Entries 

Statistics for cat's pajamas

Cite this Entry

“Cat's pajamas.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cat%27s%20pajamas. Accessed 24 Sep. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

Test Your Vocabulary

Challenging Words You Should Know

  • hedgehog reading a book
  • Often used to describe “the march of time,” what does inexorable mean?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

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!