Definition of "eco" in English

adjective

1. Clipping of ecological: environmentally friendly or sensitive.

2. Clipping of economy (“affording economical use, e.g. of an appliance”).

   • This vacuum cleaner has an eco setting which preserves battery life.

noun

1. A proposed name for the common currency that the West African Monetary Zone plans to introduce in the framework of the Economic Community of West African States.