かっさばく

godan verb (-ku), transitive verb

cut open; slit; slash

A forceful, somewhat rough action of cutting something open, often with a single sweeping motion. Commonly used for cutting open fish, bags, or packaging. Has a colloquial, vivid feel.

• 魚さかなをかっさばいて内ない臓ぞうを取とり出だす。

  I slit the fish open and take out the guts.

• 段だんボール箱ばこをかっさばいて中なか身みを確かく認にんした。

  I slashed open the cardboard box and checked the contents.