Defiance/dɪˈfaɪəns/ Definition 1 of 3Pro Tip 1/3Non-Physical Fight Defiance can describe non-violent resistance, such as protests or speech. Refusing to stand, her sit-in was an act of defiance. Pro Tip 2/3Negative Connotation Defiance often suggests negativity and may portray a person as confrontational. His constant defiance made him seem uncooperative. Pro Tip 3/3Insubordinate Behavior Defiance can refer to disobedience among people of lower rank towards superiors. The soldier's defiance to commands led to his demotion.