Definition of decertify
: to withdraw or revoke the certification of
decertificationplay \(ˌ)dē-ˌsər-tə-fə-ˈkā-shən\ noun
First Known Use of decertify
Legal Definition of decertify
: to withdraw or revoke the certification of <decertified the class action suit>; especially : to withdraw the certification of (a labor union) as a collective bargaining agent <petitions to decertify the union>
decertification\dē-ˌsər-tə-fə-ˈkā-shən\ play noun
Additional Notes on decertify
The National Labor Relations Board will decertify a union after an election in which the majority of members do not support the union or after participation in an illegal strike.
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