Definition of slogged:
(v) :
(intransitive) To walk slowly or doggedly, encountering resistance.
(v) :
(intransitive, by extension) To work slowly and deliberately at a tedious task.
(n) :
(countable, uncountable, chiefly British, Australia and Canada) A long, tedious walk or march.
(n) :
(countable, uncountable, chiefly British, Australia and Canada, by extension) A hard, persistent effort, session of work, or period.
(n) :
(countable) A book or other media that is difficult to get through due to dullness, density, or lack of narrative momentum.
(n) :
(countable, cricket) An aggressive shot played with little skill.