Secret Idioms

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under someone’s nose

Meaning: boldly in front of somebody.

Example: They conducted their secret meetings right under your nose. Read more ➺

ace in the hole

Meaning: a valuable resource or piece of information kept in reserve until it is needed.

Example: In negotiations, he always had an ace in the hole to secure the best deal. Read more ➺

hush money

Meaning: a bribe given to someone to keep them from disclosing information.

Example: The politician was accused of paying hush money to cover up the scandal. Read more ➺

x marks the spot

Meaning: signifying the discovery or pinpointing of a significant point or location.

Example: In archaeology, meticulous excavation is vital; you must remember, "X marks the spot" when searching for ancient artifacts. Read more ➺

let the cat out of the bag

Meaning: to reveal a secret by mistake.

Example: I wanted to keep my job offer a secret, but my little brother overheard and let the cat out of the bag. Read more ➺

fly on the wall

Meaning: to see or listen to something without being noticed.

Example: Even though Janice was not invited to the wedding, she decided to be a fly on the wall. Read more ➺

cloak and dagger

Meaning: an activity or process that involves spying, secrecy, or mystery.

Example: He didn't want anyone to know what he was doing, so he kept his plans cloaked and daggered from the public. Read more ➺

in the dark

Meaning: uninformed, a state of ignorance.

Example: 1. The family had been kept in the dark regarding their kin one's medical diagnosis. Read more ➺

ace up one’s sleeve

Meaning: a powerful, secretive weapon that people can use to their benefit.

Example: "I am wondering how Kellen is going to get her dad to take her on a trip, but I am pretty sure she has an ace up her sleeve." Read more ➺

conspiracy of silence

Meaning: general agreement to keep silent about a subject for the sake of secrecy.

Example: Healthcare professionals create a conspiracy of silence due to the fear of legal proceedings, corrective action, or punishment.  Read more ➺