Impromptu signal to slow down

This time we are looking on the crossword puzzle clue for: Impromptu signal to slow down.
it’s A 29 letters crossword definition.
Next time when searching the web for a clue, try using the search term “Impromptu signal to slow down crossword” or “Impromptu signal to slow down crossword clue” when searching for help with your puzzles. Below you will find the possible answers for Impromptu signal to slow down.

We hope you found what you needed!
If you are still unsure with some definitions, don’t hesitate to search them here with our crossword puzzle solver.

Possible Answers:

ROAD FLARE.

Last seen on: NY Times Crossword 12 Jan 22, Wednesday