depants

Etymology

de- + pants

verb

1. (slang, transitive) To remove the trousers from (someone), often by force or surprise as a prank.
   "'First off we depants's you. Then we take and bounce you. You'll be pulling oyster shells out of your backside 1954, Edith Pope, River in the Wind, Scribner, page 100
   For moronic fun we liked to sneak up behind a buddy and depants him, particularly if he was trying to sweet-talk a young college-bound girl. 1998, Bruce Clayton, Praying for Base Hits: An American Boyhood, University of Missouri Press,, page 195
   "Harry had been about eight when three burly high school kids had followed him home, threatening to 'depants that little nerd.'" 2004, Vicki Lewis Thompson, The Nerd Who Loved Me, St. Martin's Press,, page 72