charm the pants off
see under pants off.
Fight Off The Fantods With This Word Of The Day QuizThe upper crust might make a fuss over this week's Word of the Day Quiz. | March 11 – 17, 2019
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.