noun
square-patterned bamboo fence; lattice fence
A traditional Japanese fence made of bamboo or wood, characterized by a square lattice pattern. Often used in gardens and tea houses.
庭に四つ目垣を立てて、風よけにした。
We put up a square-patterned bamboo fence in the garden as a windbreak.
茶室の周りには四つ目垣が巡らされている。
A lattice fence surrounds the tea house.
目隠し is a screen or blind for privacy, not necessarily a fence; 四つ目垣 is a physical fence with a decorative lattice pattern.
From 四つ目 (yotsume, 'four eyes' or 'square pattern') + 垣 (kaki, 'fence'). The name refers to the square openings in the lattice.