蛇之助

Etymology
Appears to be composed of.

Two explanations are suggested:
 * An allusion to the Japanese legend in which the storm god fells the eight-headed serpent  by first intoxicating it with large quantities of alcohol.
 * In reference to snakes' tendency to swallow things whole, therefore likening this to excessive drinkers' habitual consumption of large quantities of alcohol.

Noun

 * 1) heavy drinker; alcoholic