beastly

1. (UK, dated) Abominable; very unpleasant; hideous.Examples: "beastly weather"; "Stop being so beastly to her!"; "And all the time, whenever we went to the Cedars, there was all sorts of silly fuss going on about the beastly wedding; boxes coming from London with hats and jackets in, and wedding presents—all glassy and silvery, or else brooches and chains—and clothes sent down from London to choose from."UKdated

2. (slang) Of computer hardware or motor vehicles etc.: ostentatiously powerful.Examples: "In addition to a Core i7-860 with a full-sized heatsink and 4GB of DDR3 RAM, the company showed its SUGO SG07 housing today's most beastly graphics card, the dual-GPU Radeon HD 5970, which is about 30cm long."; "A very big, very black, and very beastly Hummer H2, Spotted in China in in the rain the great city of Zigong in Sichuan Province."; "Huawei’s Mate 20 phones have instantly become the best iPhone XS rivals out there, at least on paper, and the high-end model is easily the most beastly Android phone the world has seen so far."UKslang