As a verb, not a noun. A cultural idea that passes from person to person.
Watch Senior Editor Fiona McPherson talk about it.
- At least 30 people were killed in twin bomb blasts during a peace rally near the main train station in Turkey's capital. ›
- President Obama visited Oregon to meet with victims' families after last week's deadly campus shooting. Gun-rights activists protested his visit. ›
- The U.S. ended its $500 million program that trains and equips Syrian rebels in their fight against ISIS. ›