Strong’s Greek
G3111 — makellon
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
μάκελλον
makellon — pronounced mak'-el-lon
of Latin origin (macellum); a butcher's stall, meat market or provision-shop:--shambles.
1 occurrence in the KJV.
1 Corinthians 10:25
Whatsoever is sold in the shambles, that eat, asking no question for conscience sake: