The noun cost has 3 senses (first 3 from tagged texts)
1. (379) cost -- (the total spent for goods or services including money and time and labor)
2. (53) monetary value, price, cost -- (the property of having material worth (often indicated by the amount of money something would bring if sold); "the fluctuating monetary value of gold and silver"; "he puts a high price on his services"; "he couldn't calculate the cost of the collection")
3. (17) price, cost, toll -- (value measured by what must be given or done or undergone to obtain something; "the cost in human life was enormous"; "the price of success is hard work"; "what price glory?")
Overview of verb cost
The verb cost has 2 senses (first 2 from tagged texts)