やんのかステップ

noun

cat's sideways walk with arched back

Describes the defensive or playful posture where a cat arches its back, fluffs its tail, and hops or steps sideways, often in response to a perceived threat or during play. The term is colloquial and may be used humorously.

• 猫ねこがやんのかステップでこっちに近ちかづいてきた。

  The cat approached me with that sideways arched-back walk.

• 動どう画がで猫ねこのやんのかステップがバズっていた。

  A video of a cat doing the 'yannoka step' was going viral.