slang A humorous variant of "oh no," an exclamation of alarm, dismay, or disbelief. Used primarily in text messages and online communications. A: "I heard we're having a pop quiz tomorrow!" B: "Oh noes! I haven't been keeping up with the readings :-O " Oh noes! I can't believe they killed my favorite character in the series!
Farlex Dictionary of Idioms. © 2022 Farlex, Inc, all rights reserved.