(psychology) A mentalstate of boredom and lack of challenge, associated with performing activities one does not want to do.
1992, Mihály CsÃkszentmihályi, Isabella Selega Csikszentmihályi, Optimal experience: psychological studies of flow in consciousness (page 135)A second source of antiflow for the blue-collar workers was the type of interaction they had with supervisors.
(physics)
2001, Giovanni C. Bonsignori, Nucleus-nucleus collisions: proceedings of the conference (page 148)Antiflow of pions can be explained by the shadowing effect.