noun
folding trestle legs
Refers to legs of a trestle or similar support that can be folded open. A specific hardware term.
この作業台は開き足が付いていて、使わないときは折りたためる。
This workbench has folding trestle legs, so it can be folded up when not in use.
noun
hiraki-ashi; lateral foot displacement (kendo)
A kendo term for a sideways stepping movement used to create distance or change angle.
剣道では、開き足を使って相手の攻撃をかわす。
In kendo, you use hiraki-ashi to evade the opponent's attack.