noun, masculine/kɔʁ.nɛ/plural: cornets
cone; horn; (ice-cream) cone; post horn; cornet; cornet stop (on organ); portable inkhorn
“Il tenait à la main gauche un cornet semblable à celui dont usaient les postillons ; en cas de péril, l'alarme serait donnée au patron qui tenait la barre à l'arrière.” — In his left hand he held a horn like those used by post riders; in case of danger, the alarm would be given to the owner who was at the forward rail.
From corne + -et.