This is the 10350th most frequent German word.
prock
The word "prock" does not exist in standard German.
The word 'prock' here functions as a root for the derived adjective 'prockig,' suggesting a certain quality or characteristic akin to 'gruff' in its manner.
Der alte Mann sprach mit einem prockigen Ton.
The old man spoke in a gruff tone.
In this instance, 'procken' is used as a verb and appears to mean 'to crackle' or 'to produce a cracking sound, used creatively within the sentence.
Er wollte procken, aber es war zu laut.
He wanted to crackle, but it was too loud.
Here, 'Prock' is used as a noun to denote a small, notable physical irregularity, perhaps in the soil or structure.