noun
traffic accident caused by the other party
Used when you are involved in a traffic accident but the fault lies entirely with the other driver. Often contrasted with やり事故 (an accident you caused).
昨日、交差点でもらい事故に遭った。
Yesterday I was in a traffic accident at an intersection that was the other driver's fault.
もらい事故でも、保険会社への連絡は必要だ。
Even if the accident is the other party's fault, you still need to contact your insurance company.
やり事故 is an accident you caused, while もらい事故 is one caused by someone else.
Compound of もらい (receiving, from もらう) and 事故 (accident), literally 'received accident', implying the accident was received from another party.