bitch eating crackers

noun1

1. •
   (vulgar, offensive) A person for whom one feels a strong and disproportionate dislike, to the extent that almost anything they do makes one angry or annoyed.

   • I stared at the wheel, debating, the room spinning from alcohol, my newfound financial cojones, and pure rage at Victoria, who was so far beyond bitch-eating-crackers territory by now. — 2017