1. (a.) Not flowing; not running in a current or steam; motionless; hence, impure or lack from want of motion; as, a stagnant lake or pond\; stagnant blood in the veins.

2. (a.) Not active or brisk; dull; as, business in stagnant.

abeyant apathetic benumbed blase bored cataleptic catatonic contaminated contemplative dead debilitated dirty do-nothing dopey dormant droopy drugged dull enervated exanimate filthy flat foul groggy heavy hebetudinous idle immobile in abeyance in suspense inactive inanimate inert jaded lackadaisical laissez-aller laissez-faire languid languorous latent leaden lethargic lifeless listless logy lumpish meditative moribund motionless neuter neutral numb paralytic paralyzed passive phlegmatic polluted pooped procrastinating putrefied putrescent putrid quiescent quiet quietist quietistic sated sedentary slack sleeping sleepy slow sluggish slumbering smoldering somnolent stagnating stale standing standpat static stationary still stultified supine suspended tame torpid unaroused unmoving vegetable vegetative wan weary world-weary