noun, na-adjective
sensible shopper; shrewd buyer; smart shopper
Describes a person who shops wisely, finding good value and avoiding waste. Can be used as a noun or na-adjective.
彼女は買い物上手で、いつも良い品を安く買う。
She is a sensible shopper and always buys good items cheaply.
買い物上手な人
A shrewd buyer doesn't waste money.