one and the same

one and the same

Identical; the very same. Can't you see that your father and the mysterious man in the cape are one and the same?
See also: and, one, same
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

one and the same

Cliché the very same person or thing. John Jones and J. Jones are one and the same. Men's socks and men's stockings are almost one and the same.
See also: and, one, same
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.

one and the same

Identical, as in Gloria's grandfather had been, at one and the same time, a physician at the court and a general in the army . This expression is an emphatic form of "the same." [Mid-1800s]
See also: and, one, same
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.

one and the same

If two things or people that seem different are one and the same, they are one thing or person. But you see, George Villiers and the Duke of Buckingham are one and the same. Note: One and the same is also used before nouns. They are, in fact, one and the same disease.
See also: and, one, same
Collins COBUILD Idioms Dictionary, 3rd ed. © HarperCollins Publishers 2012

one and the same

the same person or thing (used for emphasis).
1999 David Mitchell Ghostwritten Everybody both in heaven and hell wanted one and the same thing: meat in their bellies.
See also: and, one, same
Farlex Partner Idioms Dictionary © Farlex 2017

ˌone and the ˈsame

used for emphasis to mean ‘the same’: In some countries, the police and the army are one and the same thing.
See also: and, one, same
Farlex Partner Idioms Dictionary © Farlex 2017
See also: