This is the 6716th most frequent German word.
esslinger
"Esslinger" refers to someone or something from Esslingen, a city in Germany.
Here, 'Esslinger' is used as an adjective to describe the castle belonging to or located in the town of Esslingen.
Ich habe die Esslinger Burg besucht.
I visited the Esslingen castle.
In this sentence, 'Esslinger' represents an attribute indicating that the wines originate from the town of Esslingen, describing them geographically.
Die Esslinger Weine sind sehr bekannt.
The wines from Esslingen are very famous.
Here, 'Esslinger' is used as a substantive noun indicating the inhabitants of Esslingen.