Definitions of hack:

• noun:   a saddle horse used for transportation rather than sport etc.
• noun:   a horse kept for hire
• noun:   an old or over-worked horse
• noun:   a tool (as a hoe or pick or mattock) used for hacking the soil
• noun:   one who works hard at boring tasks
• noun:   a mediocre and disdained writer
• noun:   a car driven by a person whose job is to take passengers where they want to go in exchange for money
• noun:   a politician who belongs to a small clique that controls a political party for private rather than public ends
• verb:   informal: be able to manage or manage successfully

  Example: "I can't hack it anymore"

• verb:   fix a computer program piecemeal until it works

  Example: "I'm not very good at hacking but I'll give it my best"

• verb:   cough spasmodically

  Example: "The patient with emphysema is hacking all day"

• verb:   kick on the shins
• verb:   kick on the arms
• verb:   cut away

  Example: "He hacked with way through the forest"

• verb:   significantly cut up a manuscript
• verb:   cut with a hacking tool
• name:  A surname (rare: 1 in 50000 families; popularity rank in the U.S.: #6758)