yock I. \ˈyäk\ slang variant of yak IV II. \ˈyək, ˈyäk\intransitive verb oryuck\ˈyək\; oryuk\"\ (yockedoryuckedoryukked ; yockedoryuckedoryukked ; yockingoryuckingoryukking ; yocksoryucksoryuks) Etymology: imitative : to laugh especially in a boisterous or unrestrained manner