D defs.my
Entry 3 senses Webster, 1913

Haw-haw

/(ha̤*ha̤)/ · IPA
01 n. See Ha-ha.
  1. 1.
    See Ha-ha. See: Ha-ha
  2. 2.
    a loud laugh that sounds like a horse neighing.
  3. 3.
    a sunken fence (so as not to interfere with the view).
Syn. hee-haw, horselaugh, ha-ha. — Syn. -- haha.