Someone who is "tight with money" or a "cautious spender". He/she doesn't part with their money easily. This person (usually a female) may spend money on a quality item that is viewed to be worth the price. The term Silver Purse is thought to be English or Scottish origin.
There's no way she'll buy us a round of drinks, she has the silver purse.
by The Missing Urban Legend December 23, 2011