As a Noun: 1. The act of paying money for things that you want. 2. The money that you pay for things. English = expenses, expenditure. 3. Money that you spend while doing something connected with your work and which is paid back to you afterwards. English = expenses. As a Verb or Adjective: 1. To pay money for things that you want. English = spend, spend money. 2. To be worth spending money one, to be valuable in monetary terms.