I. noun
( -s )
Etymology: from gerund of slog (I)
1. : plodding
2. : hard drudging work : plugging
it will require not merely general approval but desperately hard slogging at details in order to frame a practicable plan — Irish Statesman
II. adjective
Etymology: from pres participle of slog (I)
1. : given to or marked by dogged hard work
it is hard slogging work for the men in the field — K.W.Kuhne
2. : hard hitting : slugging
a slogging match