横よこちょよこちょMeanings1nounside; sidewaysColloquial noun meaning the side or sideways direction. Often used in casual speech, similar to 横っちょ.See also: 横っちょその箱はこの横よこちょに名な前まえが書かいてある。The name is written on the side of the box.ちょっと横よこちょに寄よって。Move a little to the side.