The synonym to Cybertruck, a Tesla car that looks very rectangular, such as garbage container. The name comes from "dumpster" which it closely resembles and the many dumb limitations about the vehicle that users have found.
- Hey, what's that dumpster-looking thing parked on Pete's driveway?
- It's not a dumpster, it's a Dumbster, the most dumb thing humanity has made in 21st century. He better not have parked it outside - it's going to rain tonight!