Strong’s Greek
G5597 — psocho
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
ψώχω
psocho — pronounced pso'-kho
prolongation from the same base as 5567; to triturate, i.e. (by analogy) to rub out (kernels from husks with the fingers or hand):--rub. see GREEK for 5567
1 occurrence in the KJV.
Luke 6:1
And it came to pass on the second sabbath after the first, that he went through the corn fields; and his disciples plucked the ears of corn, and did eat, rubbing them in their hands.