This is the 2438th most frequent German word.
resch
Crisp or crunchy.
In this sentence, 'resch' is used as an adjective to describe bread, meaning it is crispy.
Der Bäcker servierte resches Brot.
The baker served crispy bread.
Here, 'resch' is employed to characterize the air, signifying it is fresh and brisk.
Am ersten Herbsttag war die Luft besonders resch.
On the first autumn day, the air was especially crisp.
In this context, 'resch' qualifies a response, indicating that it was concise and straightforward.