'Slog' definitions:

Definition of 'slog'

From: WordNet
verb
Work doggedly or persistently; "She keeps plugging away at her dissertation" [syn: plug away, peg away, slog, keep one's nose to the grindstone, keep one's shoulder to the wheel]
verb
Walk heavily and firmly, as when weary, or through mud; "Mules plodded in a circle around a grindstone" [syn: slog, footslog, plod, trudge, pad, tramp]
verb
Strike heavily, especially with the fist or a bat; "He slugged me so hard that I passed out" [syn: slug, slog, swig]

Definition of 'Slog'

From: GCIDE
  • Slog \Slog\ (sl[o^]g), v. t. & i. [Cf. Slug, v. t.] To hit hard, esp. with little attention to aim or the like, as in cricket or boxing; to slug. [Cant or Slang] [Webster 1913 Suppl.]

Definition of 'Slog'

From: GCIDE
  • Slog \Slog\ (sl[o^]g), v. i.
  • 1. to walk heavily; to plod; to walk through resisting terrain, as in mud. [PJC]
  • 2. To work steadily and ploddingly; to toil. [PJC]