PET PEEVE meaning: 1. something that especially annoys you: 2. something that especially annoys you: 3. something…. Learn more. A pet peeve is something that an individual finds extremely annoying, but others do not. Learn the origin of this term and how to use it correctly in sentences with examples. A pet peeve is a personal annoyance that causes irrational irritation for an individual, often related to behaviors or habits of others. Learn the origin, synonyms, antonyms, and common terms related to pet peeves, and see examples of how to use them in conversations, texts, and social posts. Definition of PET PEEVE in the Definitions.net dictionary. Meaning of PET PEEVE. What does PET PEEVE mean? Information and translations of PET PEEVE in the most comprehensive dictionary definitions resource on the web.