【喻】【謔】【貶】極懶的人（廣州人以蛇為懶惰不願動彈的動物，而死後就更不動了；又因鱔似蛇，也指為懶物）。

describes a very lazy person who is beyond hope; to describe someone who is reluctant to change their ways despite knowing that they are in the wrong; someone who is not putting in any effort to pull up their socks