an ace up one's sleeve

idiom

: a powerful and often secret weapon, advantage, etc., that can be used if it is needed
The mayor's popularity among elderly voters gives him an ace up his sleeve for the coming election.

Dictionary Entries Near an ace up one's sleeve

Cite this Entry

“An ace up one's sleeve.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/an%20ace%20up%20one%27s%20sleeve. Accessed 5 Dec. 2022.

Love words? Need even more definitions?

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


Words Named After People

  • name tags
  • Namesake of the leotard, Jules Léotard had what profession?
Spell It

Hear a word and type it out. How many can you get right?

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

TAKE THE QUIZ