タックシールじ字FuriganaMeanings1nountack sealcomputing›Computing term for a type of seal or sticker used for tamper-evident or security purposes, often in packaging or hardware.この機き器きにはタックシールが貼はってあるので、開かい封ふうされたかどうかすぐわかる。This device has a tack seal on it, so you can tell right away if it has been opened.