warning triangle 
noun
A triangular red frame, made of reflective material, carried by motorists to be set up on the road as a danger signal in case of a breakdown or other hazard.These vary from country to country but generally include headlamp converters, spare bulbs, a nationality sticker (unless the car is fitted with GB Euro number plates) and a warning triangle....
- Items which get stolen from council vehicles include jacks, rims, tyres, seats, engine parts, steering wheels, number plates, petrol caps and warning triangles.
- The European Travel Kit contains everything you'll need, including a warning triangle, headlamp deflectors, GB sticker, bulbs and first aid essentials.
- plumbate
- plumbator
- plumb bob
- plumbeous
- plumber
- plumber block
- plumber's butt
- plumber's crack
- plumber's force-pump
- plumber's friend
- plumber's furnace
- plumbers' furnace
- plumber's helper
- plumber's snake
- plumbery
- plumbet
- plumbian
- plumbic
- Plumbicon
- plumbiferous
- plumbing
- plumbing code
- plum bird
- plumbism
- plumbite