'Slogger' definitions:

Definition of 'slogger'

(from WordNet)
noun
Someone who walks in a laborious heavy-footed manner [syn: trudger, plodder, slogger]
noun
Someone who works slowly and monotonously for long hours [syn: plodder, slogger]
noun
A boxer noted for an ability to deliver hard punches [syn: slugger, slogger]

Definition of 'Slogger'

From: GCIDE
  • Slogger \Slog"ger\ (sl[o^]g"g[~e]r), n. A hard hitter; a slugger. [Cant or Slang] --T. Hughes. [Webster 1913 Suppl.]