最終更新日：2024/08/02

(slang) A broken shard of ceramic spark plug, used by criminals to silently fracture the glass windows of vehicles.

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ninja rock

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元となった辞書の項目

ninja rock

noun

(slang) A broken shard of ceramic spark plug, used by criminals to silently fracture the glass windows of vehicles.

I found a ninja rock in the parking lot.

意味（1）

(slang) A broken shard of ceramic spark plug, used by criminals to silently fracture the glass windows of vehicles.