You know someone had to do something incredibly dumb for these to exist. So here are some funny warning signs that definitely have a story behind them—and in all likelihood, none of them ended well.

Sometimes the messages relate to increased traffic during the holidays ("Gobble, gobble go easy on the throttle"); warning against ... And while the signs are funny, they do have a purpose ...

Administration officials said overhead electronic signs with obscure meanings, references to pop culture or those intended to be funny will be ... information such as warning drivers of crashes ...