noun
craft knife; precision knife; hobby knife
A small, sharp knife with replaceable blades, used for detailed cutting in crafts, model-making, and design work. Often refers to knives like X-Acto knives.
wasei-eigo (Japanese-coined English), from design knife
模型作りにはデザインナイフが欠かせない。
A craft knife is essential for model-making.
デザインナイフで紙を細かく切り抜
I cut out paper in fine detail with a craft knife.