1. shopper(n = noun.person) - someone who visits stores in search of articles to buy;
is a kind of client, customer
has particulars: bargain hunter, shopaholic
Derived forms verb shop1, verb shop3, verb shop2
2. shopper(n = noun.person) - a commercial agent who shops at the competitor's store in order to compare their prices and merchandise with those of the store that employs her;
is a kind of agent
Derived form verb shop2
One who shops. [1913 Webster]
shopper, n.
1 a person who makes purchases in a shop.
2 a shopping bag or trolley.
3 sl. an informer.