Found 2 items, similar to hee-haw.
English → English (WordNet) Definition: hee-haw hee-haw n : a loud laugh that sounds like a horse neighing [syn: horselaugh, ha-ha, haw-haw] v : braying characteristic of donkeys [syn: bray]
English → English (gcide) Definition: hee-haw hee-haw \hee-haw\ v. i. to bray in the manner of a donkey. Syn: bray. [WordNet 1.5] hee-haw \hee-haw\ n. a loud laugh that sounds like a horse neighing. Syn: horselaugh, ha-ha, haw-haw. [WordNet 1.5]