spendthrift

/ˈspɛndθrɪft/
noun
  1. A person who spends money in a careless or wasteful way.
    • My uncle is such a spendthrift that he ran through his entire inheritance in a year.
    • The novel's main character is a young spendthrift who never learns the value of money.
    • She called herself a reformed spendthrift after learning to budget.
Antonyms
adjective
  1. Tending to spend money wastefully or extravagantly.
    • The spendthrift lifestyle of the celebrity was widely reported in the tabloids.
    • They criticized the government's spendthrift policies during the economic boom.
    • His spendthrift habits eventually led to bankruptcy.
Antonyms
What does "spendthrift" mean? | whatsthatwordmean | whatsthatwordmean