スパイダーウェブMeanings1nounspider webKatakana loanword from English 'spider web', used in contexts such as Halloween decorations, game terminology, or descriptive language.ハロウィンの飾かざり付つけで、部屋へや中じゅうにスパイダーウェブを張はり巡めぐらせた。For Halloween decorations, we covered the room with spider webs.