twist (someone’s) cap v. phr. 1. to amaze, astonish, or enlighten. 2. (in hip-hop) to kill someone; to beat, outwit, or get the better of someone. Also twist (someone’s) cap back. (source: Double-Tongued Dictionary)
Further reading
In 1916, a small-town newspaper in Pennsylvania printed a fanciful item about a local gathering with a guest list that included, among others, Miss Ella Vader, Mr. Ray Zor, and other punny names. This is part of a complete episode. Transcript of...
Amir from Chicago, Illinois, grew up hearing the word brolic, meaning “extremely muscular, physically imposing,” from his father, who grew up in the Farragut Projects in Brooklyn. The word has clear New York City roots, with an early notable...