som·​bre·​ro | \ səm-ˈbrer-(ˌ)ō , säm- \
plural som​bre​ros
Definition
: an often high-crowned hat of felt or straw with a very wide brim worn especially in the Southwest and Mexico
Illustration

sombrero
First Known Use
1599, in the meaning defined above
History and Etymology
Spanish, from sombra shade
Merriam-Webster's definition of "sombrero"http://t.cn/AXxhaqWG