/ɪnˈsænəti dɪˈfɛns/ – Phrase
Definition: Bào chữa dựa trên tình trạng tâm thần không bình thường.
A more thorough explanation: a claim by a person accused of a crime that they should not be held responsible because the person was so mentally ill at the time of the crime that they could not understand what they were doing was wrong
Example: Her attorneys had previously suggested that they may seek an insanity defence.