knickerbocker
noun
knick·er·bock·er ˈni-kər-ˌbä-kər 
ˈni-kə-
1
knickerbockers ˈni-kər-ˌbä-kərz
ˈni-kə-
plural : knickers 2
capitalized : a descendant of the early Dutch settlers of New York
broadly : a native or resident of the city or state of New York —used as a nickname
Example Sentences
Recent Examples on the Web Wearing knickerbockers tucked into her knee-high socks, Kuhn raised an arm to signal her presence, stepped into the ice chute and waited for her cue. 
Noele Illien, New York Times, 5 Mar. 2020 Suits included boyish shorts or knickerbockers more often than a trouser. Washington Post, 14 Jan. 2020 They were originally modeled after classic knickerbockers: broad and billowy from the waist to the calf, and then skin tight to the ankle. Pete Forester, Esquire, 7 Sep. 2017 This image, of a fair-haired child dressed as a page boy, in cape and knickerbockers, adorns the cover of the American edition of Sebald’s novel. James Wood, The New Yorker, 31 May 2017 There was that about him which spoke of knickerbockers and romping childhood laid aside but yesterday. Rosa Inocencio Smith, The Atlantic, 5 June 2017
Noele Illien, New York Times, 5 Mar. 2020 Suits included boyish shorts or knickerbockers more often than a trouser. Washington Post, 14 Jan. 2020 They were originally modeled after classic knickerbockers: broad and billowy from the waist to the calf, and then skin tight to the ankle. Pete Forester, Esquire, 7 Sep. 2017 This image, of a fair-haired child dressed as a page boy, in cape and knickerbockers, adorns the cover of the American edition of Sebald’s novel. James Wood, The New Yorker, 31 May 2017 There was that about him which spoke of knickerbockers and romping childhood laid aside but yesterday. Rosa Inocencio Smith, The Atlantic, 5 June 2017 Word History
Etymology
Diedrich Knickerbocker, fictitious author of History of New York (1809) by Washington Irving
First Known Use
1820, in the meaning defined at sense 2