An unmarked police car.
An unmarked highway patrol vehicle.
Dean was sure they had not passed an unmarked turn.
Three unmarked vehicles remained.
Patrolman Murphy drove me back to the Pacific Crest Inn, this time in an unmarked car.
Then the pair reached a side passageway that was unmarked!
The mock bones had been in storage for a couple of years—since the theater group went bust—in an unmarked trunk.