If someone runs down an amount of something, they reduce it or allow it to decrease. But the survey also revealed firms were running down stocks instead of making new products
use up all one's strength and energy and stop working; "At the end of the march, I pooped out"
If a vehicle or its driver runs someone down, the vehicle hits them and injures them. Lozano claimed that motorcycle driver Clement Lloyd was trying to run him down. = knock down, run over
criticize; run over, hit with a vehicle; chase and capture; become exhausted; make less valuable
examine hastily; "She scanned the newspaper headlines while waiting for the taxi"
n to cease to operate because of the exhaustion of motive power The radio isn't working because the batteries have run down We need to buy some more batteries