of sound mind

[uhv sound mahynd]

idiom

1. capable of rational thought and decision making, unimpaired by mental illness, drugs, dementia, etc.; compos mentis.

Word History and Origins

Origin of of sound mind¹

First recorded in 1605–15

Example Sentences

When she made her will she also included a document signed by her doctor stating she was of sound mind, etc., and specified that she didn’t want to leave anything to her sons.

Read more on MarketWatch

There’s no reason to doubt whether Hackman was of sound mind at that time.

Read more on Salon

His family says he was not of sound mind at the time.

Read more on BBC

“Mrs. Douglas is of sound mind, and her family and friends are deeply concerned for her safety and well-being.”

Read more on Los Angeles Times

“If the person who did this to the dog was of sound mind,” she added, “they would have been aware that they were sentencing him to death.”

Read more on Los Angeles Times

Related Words

• balanced 
• fair-minded 
• healthy 
• intelligent 
• levelheaded 
• logical 
• lucid 
• normal 
• prudent 
• rational 
• sensible 
• sober 
• wise