Hi-yah!
Revision as of 22:07, 28 September 2017 by 108.162.238.10 (talk) (Many are "hee-yah!". But still, I figured you guys would have the time to put all of them not just a few😒)
"Hi-yah!" is Leela's catchphrase, often used when she is fighting someone, but also gained usage when the writers simply couldn't think of a better joke, where she would perform mundane tasks with the shout (such as flipping a light switch).