Greek to someone

(it's all) Greek to (one)

cliché (It is) completely unintelligible, as if it is written in a language that one does not speak. The phrase comes from Shakespeare's play Julius Caesar. Mom said these instructions are Greek to her and that we should show them to Dad. A: "Can you understand this error message?" B: "Sorry, Greek to me. You'd better ask one of the programmers." Chris said that Foucault's theories are all Greek to him? Oh great, who's going to explain them all to us then?
See also: Greek, to
Farlex Dictionary of Idioms. © 2022 Farlex, Inc, all rights reserved.

Greek to someone

n. something incomprehensible to someone; something as mysterious as Greek writing. I don’t understand this. It’s all Greek to me.
See also: Greek, someone, to
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
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