A tool for chopping.

A hacking blow.

A gouge or notch made by such a blow.

To chop or cut down in a rough manner.

“They hacked the brush down and made their way through the jungle.”

To cough noisily.

“This cold is awful. I can't stop hacking.”

To withstand or put up with a difficult situation.

“Can you hack it out here with no electricity or running water?”