slog

Short definition from Wiktionary

Noun

1. 1
   A long, tedious walk or march.
2. 2
   A hard, persistent effort, session of work, or period.
3. 3
   A book or other media that is difficult to get through due to dullness, density, or lack of narrative momentum.
4. 4
   An aggressive shot played with little skill.

Verb

1. 1
   To walk slowly or doggedly, encountering resistance.
2. 2
   To work slowly and deliberately at a tedious task.
3. 3
   To strike something with a heavy blow, especially a ball with a bat.