noun
joint tort; joint unlawful act
Legal term referring to a tort committed by multiple parties acting together, where each party is jointly and severally liable.
共同不法行為が成立するには、複数の行為者の間に共同関係が必要です。
For a joint tort to be established, a joint relationship among the multiple actors is necessary.
この事件は共同不法行為に該当する可能性が高い。
This case is highly likely to constitute a joint tort.
不法行為 is a general tort, while 共同不法行為 specifically involves multiple joint tortfeasors.
Compound of 共同 (joint) + 不法行為 (tort/unlawful act).