Example: "Up a lazy river"
Example: "Faineant kings under whose rule the country languished"
Unwilling to do work or make an effort; disinclined to exertion.
Example: "Get out of bed, you lazy lout!"
Causing or characterised by idleness; relaxed or leisurely.
Example: "I love staying inside and reading on a lazy sunday."
Showing a lack of effort or care.
Example: "Lazy writing"
Sluggish; slow-moving.
Example: "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.
Example: "A lazy algorithm"
Wicked; vicious.