the shop floor
noun
WORKPLACE ukus→ factory floor
PRODUCTION
the ordinary workers in a factory, rather than the managers:
The pay gap between the boardroom and the shop floor in Britain is now the widest in Europe.
Union membership is low at this plant - about 35% of total employment and 50% of the shop floor.
COMMERCE
the part of a store where products are sold, rather than the offices or other parts of it:
My first job was on the shop floor of a major retailer.