ˌkȯ(r)d ə nˈä(ˌ)sō noun
( -s )
Etymology: Mexican Spanish, short for Spanish cordonazo de San Francisco autumnal storm, literally, lash of St. Francis (around whose birthday — October 4 — such storms occur); cordonazo from cordón rope worn by friars (from Old Spanish, from Old French cordon ) + -azo (suffix denoting a blow) — more at cordon
: a southerly hurricane wind that occurs along the west coast of Mexico when a tropical cyclone passes northward offshore