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Definitions

magic number

NOUN
secret
Synonyms
STRONGEST
code confidential information key mystery
STRONG
cipher confidence enigma formula occult oracle password puzzle unknown
WEAK
classified information privileged information skeleton in cupboard
Antonyms
WEAK
known public knowledge revelation

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Our magic number is fluid and unique to each of us.

From The Wall Street Journal • Mar. 23, 2026

"But with so much at stake and shareholders to appease, it seems ultimately the magic number couldn't be found, at least not right now," she added.

From Barron's • Feb. 5, 2026

After ending their embarrassing Test losing streak at 18 in Japan last summer, 12 is the magic number for Wales when they host the Brave Blossoms in Cardiff.

From BBC • Nov. 14, 2025

Read: Amazon’s stock comeback hinges on AWS hitting this magic number.

From MarketWatch • Oct. 20, 2025

To conquer Spassky and become World Champion, he’d always needed to collect 12½ points, and a win would get him to that magic number.

From "Endgame" by Frank Brady