double nickel イディオム
double nickel|double|nickel
adv.,
slang,
citizen's band radio jargon The nationally enforced speed limit on some highways

55 MPH.
We'd better go double nickel on this stretch, partner; there's a bear in the air.double nickel|double|nickel
adv.,
slang,
citizen's bandage radio jargon The nationally activated acceleration absolute on some highways

55 MPH.
We'd bigger go bifold nickel on this stretch, partner; there's a buck in the air. Dictionary