1. atop - Adverb
2. atop - Preposition
On or at the top.
Source: Webster's dictionaryMusic is not a language. Any musical piece is akin to a boulder with complex forms, with striations and engraved designs atop and within, which men can decipher in a thousand different ways without ever finding the right answer or the best one... Iannis Xenakis
Through all this horror my cat stalked unperturbed. Once I saw him monstrously perched atop a mountain of bones, and wondered at the secrets that might lie behind his yellow eyes. H. P. Lovecraft
I was supremely confident my flair for atmosphere and characterization would sparkle alongside the numbing mulch ground out by studio hacks. Certainly the space atop my mantel might be better festooned by a gold statuette than by the plastic dipping bird that now bobbed there ad infinitum. Woody Allen
If indigenous Amazonian tribes were subjects to acid rain, the liberals were emotionally devastated. But if a trailer park of white trash across town all got cancer because they lived atop a toxic dump, it was a joke. Jim Goad
Once a popular Alaska governor with a modest record of accomplishment, Palin could conceivably revive her reputation in this era of short memories. But it's hard to imagine her name atop the GOP ballot in 2016, when a cast of heavyweights who sat out 2012 will be vying for the nomination. Ron Fournier
Sit atop the mountain and watch the tigers fight. Chinese Proverb