definition of
[haw-haw]

[1] #1 haw-haw n. [hee-haw, horselaugh, ha-ha] a loud laugh that sounds like a horse neighing. wn

[2] #2 haw-haw n. [sunk fence, ha-ha] a ditch with one side being a retaining wall; used to divide lands without defacing the landscape. wn