Heavy, slow-moving. The Ill. London News, 1847, speaks of a loggy stroke in rowing. (N.E.D.)
1888. A more loggy looking animal can hardly be found than the army mule, which never in his existence is expected to go off from a walk, or to vary his life, from the day he is first harnessed, until he drops by the way, old or exhausted.Mrs. Custer, Tenting on the Plains, p. 356.
1888. In what contrast to the dull, logy, scarcely moving oxen were these keen-eyed heroes, with every nerve strained, every sense on the alert.Id., p. 361.