蛇王

Etymology
The sense of "slack off" or "lazy" compares a hibernating snake with human.

Noun

 * 1)  lazy person
 * 2)  owner of a shop that sells snake soup and catches snakes in the neighborhood

Usage notes
The names of shops run by snake catchers are usually in the form 蛇王X, where X is one of the characters in the owner's name.

Verb

 * 1)  to slack off at work; to goof off during work

Adjective

 * 1)  lazy