Adjective

(en-adj)

Habitually idle and lazy; slothful; dull; inactive; as, a sluggish man.

And the sluggish land slumbers in utter neglect . --

Slow; having little motion; as, a sluggish stream.

Having no power to move one's self or itself; inert.

Matter, being impotent, sluggish , and inactive, hath no power to stir or move itself . -- Woodward

Characteristic of a sluggard; dull; stupid; tame; simple.

Exhibiting economic decline, inactivity, slow or subnormal growth.

Inflation has been rising despite sluggish economy.

Adjective

(en adjective)

Boring, monotonous, time consuming, wearisome.

* {{quote-book

, year= , author=Arthur Schopenhauer , title=The Art of Literature , chapter=2 citation , passage=A work is objectively tedious' when it contains the defect in question; that is to say, when its author has no perfectly clear thought or knowledge to communicate. For if a man has any clear thought or knowledge in him, his aim will be to communicate it, and he will direct his energies to this end; so that the ideas he furnishes are everywhere clearly expressed. The result is that he is neither diffuse, nor unmeaning, nor confused, and consequently not ' tedious .}}

* {{quote-book

, year= , author=Arthur Schopenhauer , title=The Art of Literature , chapter=2 citation , passage=The other kind of tediousness is only relative: a reader may find a work dull because he has no interest in the question treated of in it, and this means that his intellect is restricted. The best work may, therefore, be tedious' subjectively, ' tedious .}}