A lazy person.
Sloth (animal).
To laze, act in a lazy manner.
Unwilling to do work or make an effort; disinclined to exertion.
Get out of bed, you lazy lout!
Causing or characterised by idleness; relaxed or leisurely.
I love staying inside and reading on a lazy Sunday.
Showing a lack of effort or care.
lazy writing
Sluggish; slow-moving.
We strolled along beside a lazy stream.
Lax:
(of a cattle brand) Turned so that (the letter) is horizontal instead of vertical.
Employing lazy evaluation; not calculating results until they are immediately required.
a lazy algorithm
Wicked; vicious.