noun
book strap; book band
A strap or band used to hold books together, often for carrying or storage. Wasei-eigo from English 'book band'.
wasei-eigo (Japanese-coined English), from book band
図書館で借りた本をブックバンドでまとめた。
I bundled the books I borrowed from the library with a book strap.
Variant with a middle dot; less common in everyday writing.
Wasei-eigo from English 'book band'. The exact origin is uncertain, but it likely arose from the combination of 'book' and 'band' to describe a strap for holding books.