Rats!

rats

An exclamation of frustration, disappointment, or vexation. Oh, rats—I dropped another screw. A: "Sorry, I won't be able to come this Saturday." B: "Rats! OK, we'll try to get together some other time."
See also: rat

Rats!

exclam. Oh, damn! Rats! I broke a nail!
References in periodicals archive ?
In a club you'll meet others who know how great it is to have friends who are rats