Source : Webster's Revised Unabridged Dictionary (1913)

Laggard \Lag"gard\, a. [Lag + -ard.]
   Slow; sluggish; backward.

Laggard \Lag"gard\, n.
   One who lags; a loiterer.

Source : WordNet®

laggard
     adj 1: inclined to waste time and lag behind [syn: {dilatory}]
     2: wasting time [syn: {dilatory}, {poky}, {pokey}]
     n : someone who takes more time than necessary; someone who lags
         behind [syn: {dawdler}, {drone}, {lagger}, {trailer}]