Heavy, slow-moving. The Ill. London News, 1847, speaks of a “loggy stroke” in rowing. (N.E.D.)

1

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.

2

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.

3