She knows her own mind and never changes her plans.
know one's own mind
idiomTo clearly understand one's own feelings, intentions, preferences, etc; to know precisely what one wants; to be decisive or determined.
Even when her friends suggested other options, she knew her own mind and stuck to her original decision.
It takes a certain strength of character to know your own mind when everyone around you is pressuring you to conform to their expectations.
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abound in one's own sense
To follow one’s own inclinations and opinions.
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ace up one's sleeve
A surprise advantage of which others are not aware.
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act one's age
To behave in a manner appropriate to one's age.
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act one's age, not one's shoe size
Synonym of act one's age (“to behave in a mature manner; to avoid being childish”).
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afraid of one's own shadow
Exceptionally timid.
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air one's dirty laundry in public
To reveal one's sordid secrets to the public.
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air one's dirty linen in public
Synonym of air one's dirty laundry in public.
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albatross around one's neck
A characteristic, possession, associate, or previous deed that hinders one's ability to succeed.
Last updated July 12, 2026