Butsu is a prefix derived from the verb 'buchi', which literally means 'to hit', but the usage of the prefix is a verb-intensifier. The compound verb can be decomposed into a prefix and a verb: butsu (ぶつ) and kakeru (掛ける).
In Japanese, the word bukkake has extensive non-sexual use, such as this food tent advertising bukkake udon noodles.īukkake is the noun form of the Japanese verb bukkakeru (ぶっ掛ける, to dash or sprinkle water), and means 'to dash', 'splash', or 'heavy splash'.