reduce to bring down,as in extent,amount,or degree; diminish They've reduced the prices in the shop,so it's a good time to buy. This editor is to reduce the misprints to almost nil to subject to destruction Enemy bombers reduced the city to rubble. The fire reduced the forest to afew trees. to weaken bodily He was reduced almost to the skinny.reduce ❖ to bring down, as in extent, amount, or degree; diminish They've reduced the prices in the shop, so it's a good time to buy. This editor is to reduce the misprints to almost nil. ❖ to subject to destruction Enemy bombers reduced the city to rubble. The fire reduced the forest to a few trees. ❖ to weaken bodily He was reduced almost to the skinny