LAGGARD
dilatory, laggard, poky, pokey
(adjective) wasting time
dawdler, drone, laggard, lagger, trailer, poke
(noun) someone who takes more time than necessary; someone who lags behind
Source: WordNet® 3.1
Etymology
Adjective
laggard (comparative more laggard, superlative most laggard)
Lagging behind; taking more time than the others in a group.
(animal husbandry) Not growing as quickly as the rest of the flock or herd.
Noun
laggard (plural laggards)
One who lags behind; one who takes more time than is necessary or than the others in a group.
Synonyms
• See also idler
Source: Wiktionary
Lag"gard, a. Etym: [Lag + -ard.]
Definition: Slow; sluggish; backward.
Lag"gard, n.
Definition: One who lags; a loiterer.
Source: Webster’s Unabridged Dictionary 1913 Edition