noun
traffic cone; safety cone
Wasei-eigo from 'color cone'. Refers to the bright conical markers used for traffic control, hazard warnings, or temporary barriers.
wasei-eigo (Japanese-coined English), from color cone
工事現場の前にカラーコーンが置いてある。
There are traffic cones placed in front of the construction site.
駐車
They put up safety cones at the parking lot entrance to block traffic.