1.  slog(v = verb.social) keep one's nose to the grindstone, keep one's shoulder to the wheel, peg away, plug away - work doggedly or persistently; "She keeps plugging away at her dissertation"
is one way to work
Derived form noun slogger₂
Sample sentences: Somebody ----s; Somebody ----s PP

2.  slog(v = verb.motion) footslog, pad, plod, tramp, trudge - walk heavily and firmly, as when weary, or through mud; "Mules plodded in a circle around a grindstone"
is one way to walk
Sample sentences: They slog up the hill

3.  slog(v = verb.contact) slug, swig - strike heavily, especially with the fist or a bat; "He slugged me so hard that I passed out"
is one way to hit
Sample sentences: The fighter managed to slog his opponent

   To hit hard, esp. with little attention to aim or the like, as in cricket or boxing; to slug. [Webster 1913 Suppl.]

1.  to walk heavily; to plod; to walk through resisting terrain, as in mud. [PJC]

2.  To work steadily and ploddingly; to toil. [PJC]

slog, v. & n.
--v. (slogged, slogging)
1 intr. & tr. hit hard and usu. wildly esp. in boxing or at cricket.
2 intr. (often foll. by away, on) walk or work doggedly.
--n.
1 a hard random hit.
2 a hard steady work. b a spell of this.

Derivative:
slogger n.

Etymology:
19th c.: orig. unkn.: cf. SLUG(2)