says me

says me

On my authority; according to me! Used to assert one's confidence about some statement or proclamation one just made, typically in response to the phrase "Says who?" A: "You are not taking the car out tonight!" B: "Oh yeah? Says who?" A: "Says me! I paid for it, so I get to decide who uses it or not!"
See also: say
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

Says me!

 and Sez me!
Inf. a formulaic answer to Says who? Tom: Says who? Fred: Says me, that's who! Tom: You? Fred: You got it, buster. Says me!
See also: Say
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.

Says me!

and Sez me!
exclam. a formulaic answer to Says who? TOM: Says who? FRED: Says me, that’s who! TOM: You? FRED: You got it, buster. Says me!
See also: Say
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
See also:
References in periodicals archive ?
My doctor says ME is a useless label as there are no treatments for it.