'Tag sale' definitions:

Definition of 'Tag sale'

From: GCIDE

Tag sale \Tag sale\, n. [From the price tag usually attached to each item.] A sale of usually used items (such as furniture, clothing, household items or bric-a-brac), conducted by one or a small group of individuals, at a location which is not a normal retail establishment.
Note: Frequently it is held in the private home or in a yard attached to a private home belonging to the seller. Similar to a yard sale or garage sale. Compare flea market, where used items are sold by many individuals in a place rented for the purpose. [PJC]