スソアキ

noun

open skirt; open edge territory

In go, a shape where the edge territory is not fully closed, leaving a gap that the opponent can invade. The term likens the open edge to the hem of a skirt.

• この形かたちはスソアキがあるので、相あい手てに打うち込こまれやすい。

  This shape has an open skirt, so it's easy for the opponent to invade.

• スソアキを放ほう置ちすると、そこから荒あらされる。

  If you leave an open skirt unattended, your territory will be wrecked from there.