"Smile and Comb Your Hair"
What does "Smile and Comb Your Hair" mean?
If you hear a truck driver say "Smile and Comb Your Hair" on their CB radio, it's just another way to say "Radar trap ahead, slow down." Sometimes shortened to "Smile."
There are hundreds of other popular CB slang phrases - to learn more, check out the links below or browse the rest of our online CB slang dictionary.