Clean barns.
Meaning: This means to make a barn free from dirt or other impurities by sweeping, scrubbing, or otherwise removing dirt. For example, a farmer might clean a barn to keep it sanitary for the animals that live there.
Choice of Words: Clean is a verb meaning to make something free from dirt or other impurities. Barns are buildings on a farm where animals are kept or grain is stored. Together, they mean to make a barn free from dirt or other impurities by sweeping, scrubbing, or otherwise removing dirt.
Alternative Expressions
Related Expressions