noun
1. : the power, capacity, or disposition to resist buying goods or services offered for sale
surveys … to determine the presumptive sales resistance of potential purchasers — Charles Merz
2. : disinclination to accept or approve (as new ideas or proposals)
millions were spent … to hammer away at the sales resistance of voters — Nation
sales resistance to the author's ideas is likely to be still more gratuitously stimulated by elementary infelicities of idiom — Randolph Quirk