Strong’s Greek
G631 — apomassomai
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
ἀπομάσσω
apomassomai — pronounced ap-om-as'-som-ahee
middle voice from 575 and masso (to squeeze, knead, smear); to scrape away:--wipe off. see GREEK for 575
1 occurrence in the KJV.
Luke 10:11
Even the very dust of your city, which cleaveth on us, we do wipe off against you: notwithstanding be ye sure of this, that the kingdom of God is come nigh unto you.