Onomatopoeia

The word no one could spell in English class . . . My solution, just stick all the vowels in that bad boy.

onomatopoeia

\on-uh-mat-uh-PEE-uh, -mah-tuh-\ noun 1. the formation of a word, as cuckoo, meow, honk, or boom, by imitation of a sound made by or associated with its referent. 2. a word so formed.