cay ‧ enne pep ‧ per /ˌkeɪen ˈpepə $ -ər/ BrE AmE noun [uncountable]
[ Date: 1700-1800 ; Origin: cayan 'cayenne pepper' (1700-1800) , from Tupi kyinha ; influenced by Cayenne city in French Guiana ]
the red powder made from a ↑ pepper that has a very hot taste