valley. (building construction). An inside angle formed where two sloping sides intersect. (geography). A generally broad area of flat, low-lying land bordered by higher ground.
In ordinary usage, price is the quantity of payment or compensation given by one party to another in return for goods or services.
1. 'price' and 'cost'. The price or cost of something is the amount of money you must pay to buy it. The price of oil doubled in a few months. They are worried about the rising cost of food. You can also use cost to refer to the amount of money needed to do or make something.. at any cost at all costs regardless of cost or sacrifice involved. 6. at the cost of at the expense of losing. vb, costs, costing or cost. 7. (tr) to be obtained or obtainable in exchange for (money or something equivalent); be priced at: the ride cost one pound.