Verb (5-dan, す, transitive)
1. to turn over; to turn upside down; to turn up; to turn inside out; to turn out
それからぬいぐるみをひっくり返して、背中を見つめた。Then, I turned the stuffed animal over and stared at its back.
2. to knock over; to tip over
子どもがコップをひっくり返して、水がこぼれた。The child knocked over a cup and the water spilled.
3. to overturn (e.g. a decision); to upset; to reverse
この差をひっくり返すのは不可能。It is impossible to reverse this gap.