Peter
- A male given name of Greek origin, derived from the Greek word 'Petros' meaning 'rock' or 'stone'. It is commonly used as a personal name in English-speaking countries. nounPeter is going to the store later.My brother's name is Peter.
- To diminish or reduce gradually, especially in terms of resources, strength, or effectiveness; to dwindle or fade away. verbHis enthusiasm petered out after a few days.The supplies are beginning to peter because of the long journey.