What does orange car with slippery behind it mean on a dodge charger?

There's no established, widely-recognized meaning for "orange car with slippery behind it" as a symbol or decal on a Dodge Charger (or any other car). It's likely a personalized, owner-created design with a meaning only understood by the owner. It could be:

* A reference to a specific event or inside joke: Perhaps the owner had an amusing experience involving an orange car and something slippery.

* A visual pun or wordplay: The design might be intended to be humorous or quirky without a direct, literal meaning.

* A completely arbitrary choice: Sometimes people just like the way a design looks without assigning a deeper meaning.

Without seeing the specific design, it's impossible to say for sure what it means.