Difference between Horselaugh and Ha-ha

What is the difference between Horselaugh and Ha-ha?

Horselaugh as a noun is a loud, distinct, sound of laughter by a human, resembling the sound of a horse. while Ha-ha as a noun is a ditch, acting as a sunken fence, designed to invisibly separate farmland with animals from lawns and park.

We hope you now know whether to use Horselaugh or Ha-ha in your sentence.