A ditch with one side being a retaining wall, used to divide lands without defacing the landscape
English: sunk fence, ha-ha, haw-haw
haw-hawEnglish
ha-ha, haw-haw, hee-haw, horselaugh, sunk fence
Noun
A loud laugh that sounds like a horse neighing
English: hee-haw, horselaugh, ha-ha, haw-haw