Because the lottery winner was a spendthrift, he spent his winnings in less than a year.

The heiress is a spendthrift who once paid half a million dollars for a pair of shoes.

Since my brother is a spendthrift, I must remind him to pay his bills before he goes shopping for clothes.

My mother can’t be a spendthrift because she debates every purchase and never spends irresponsibly.

Although Jake recently filed for bankruptcy, he’s still acting like a spendthrift and shopping unnecessarily.