Common Trucker Lingo on the CB Radio (and What It Really Means)
Bumper Sticker = Tailgater Trouble

If someone’s riding your bumper too close, truckers call them a “bumper sticker.” Some also say “hitchhiker.” Either way, it’s dangerous—especially for big rigs that take longer to stop.
Calling it out helps warn others, and sometimes it's just a way for truckers to vent about rude drivers.