It cost me fifty euro.

it Pronoun

— used to refer to an object without identifying or describing it; the object might have been described earlier in the text. The house was very big. It had many rooms. — used to describe the weather It is very hot today. I'm staying in because it is raining — used to describe a situation in general I don't like it when people tell me to do something. It is hard to find a job.

it Abbreviation

— It can be a short way of writing: — # Italy or Italian — # Information Technology, the use of computers

cost Noun

— The cost of something is the price that a person pays for it. What is the cost of the car?

cost Verb

— When you say that a thing costs, you say that one must pay in order to buy it. That diamond ring costs a great deal of money. — One may say that an action costs a certain bad result. It cost me my job when I broke the machine. To commit a crime will cost you. — When you estimate a cost or set a cost, you cost a thing. The repair man costed the work to fix the car.

me Pronoun

— You use me instead of your name, to refer to yourself. This is my book. It belongs to me.

fifty Determiner

— (ordinal fiftieth) The number 50. There were fifty people in my class.

fifty Noun

— The number 50. tens is fifty.

Euro Noun

— An Euro is the currency used by the European Union.

euro Noun

— Official name of the money used in 15 countries of Europe.