verb

• (transitive) To chop or cut down in a rough manner.
  "They hacked the brush down and made their way through the jungle."
• (computing) To make a quick code change to patch a computer program, often one that, while being effective, is inelegant or makes the program harder to maintain.
  "I hacked in a fix for this bug, but we'll still have to do a real fix later."
• (computing) To accomplish a difficult programming task.
  "He can hack like no one else and make the program work as expected."
• (computing, slang, transitive) To work with something on an intimately technical level.
  "I'm currently hacking distributed garbage collection."

noun

• (figuratively) A try, an attempt.
• (curling) The foothold traditionally cut into the ice from which the person who throws the rock pushes off for delivery.
• (obsolete) A mattock or a miner's pickaxe.
• (informal) An improvised device or solution to a problem.
  "Luckily for us J company picked us up in their hack — two snowmobiles with a big inflatable raft strapped between them."

noun

• (falconry) A board upon which the falcon's food is placed; used by extension for the state of partial freedom in which they are kept before being trained.

verb

• (falconry) To keep (young hawks) in a state of partial freedom, before they are trained.