mind of one's own, have a

mind of one's own, have a idiom
Think independently, reach one's own opinions or conclusions. For example, You can't tell Karen what she should wear—she has a mind of her own. Also see know one's own mind.

The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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