noun
four corners
Refers to the four corners of a space, such as a room, garden, or sumo ring. Less common than the crossroads sense.
部屋の四つ角に花を飾った。
I decorated the four corners of the room with flowers.
The most common meaning: a place where two streets cross, or a corner formed by intersecting streets.
あの四つ角を右に曲がってください。
Please turn right at that intersection.
四つ角に交番がある。
There is a police box at the crossroads.