This is the 13443rd most frequent Polish word.
parkingową
"Parkingową" means "parking" or "related to parking" in English.
The word "parkingową" here describes the type of card, associating it with parking purposes.
Mam kartę parkingową uprawniającą do parkowania na wyznaczonych miejscach.
I have a parking card that entitles me to park in designated spots.
"Parkingową" is used as an adjective to describe the parking surface or area in this context.
Podjechałem na płytę parkingową przed sklepem.
I drove onto the parking area in front of the store.
In this case, "parkingową" modifies "lampy" to specify its intended utilization related to parking areas.