背水 はいすい Meanings Noun backwater See also: バックウォーター. standing with one's back to water (river, lake, etc.) Kanji 背 back. Read as ハイ. 水 water. Read as スイ. Words containing 背水 背水の陣 (はいすいのじん) fighting with one's back to the wall Jinuma: Japanese Dictionary · Word lists