General
blues and twos
What does blues and twos mean?
Running with full emergency lights and siren. Used by police, fire and ambulance crews to describe a Code-3-style response.
"Got the call as a Cat 1, blues and twos all the way to the scene."
Origin
British. 'Blues' = the blue flashing lights. 'Twos' = the old two-tone 'nee-naw' siren that defined UK emergency vehicles for decades.
Frequently asked questions
What does blues and twos mean?
Blues and twos is UK shorthand for a lights-and-sirens emergency response by police, fire or ambulance.
How do you use blues and twos in a sentence?
"The ambulance came screaming down the road on blues and twos."
Where does blues and twos come from?
It refers to the blue flashing lights and the old two-tone ("nee-naw") siren used by British emergency vehicles.
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