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1. Work doggedly or persistently
   "She keeps slogging at her dissertation";
   - plug away, peg away, keep one's nose to the grindstone, keep one's shoulder to the wheel
    
2. Walk heavily and firmly, as when weary, or through mud
   "Mules slogged in a circle around a grindstone";
   - footslog, plod, trudge, pad, tramp, tromp [N. Amer]
    
3. Strike heavily, especially with the fist or a bat
   "He slogged me so hard that I passed out";
   - slug, swig

Derived forms: slogs, slogging, slogged

Type of: hit, walk, work

Encyclopedia: Slog