It's all Greek to me



It's all Greek to me.

  (informal)
something that you say when you do not understand something that is written or said
Usage notes: This phrase comes from Shakespeare's play, Julius Caesar.
I've tried reading the manual but it's all Greek to me.
See also: all, Greek

Common Names:

NameGenderPronouncedUsage
Augustas-Lithuanian
RoyleROI-əlEnglish (Rare)
ClÍMaco-Spanish
Linnetteli-NETEnglish (Rare)
Safi-Arabic
Gluke-Yiddish