unsell

verb
un·​sell | \ ˌən-ˈsel How to pronounce unsell (audio) \
unsold\ ˌən-​ˈsōld How to pronounce unsold (audio) \; unselling

Definition of unsell

transitive verb

1 : to dissuade from a belief in the truth, value, or desirability of something ads that unsell the public on energy consumption
2 : to discourage a belief in the truth, value, or desirability of I unsold the coat he wanted and sold him another

First Known Use of unsell

circa 1929, in the meaning defined at sense 1

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