ferret legging
 n.— «For many years, Englishmen have competed at something called “ferret-legging”—dropping ferrets down their trousers as a sort of endurance sport.» —“The Pet of the Year Isn’t a Pinup or a Pup But It Is Just as Cute—It Is the Mischievous Ferret, Furred in Designer Colors” by Diane Petzke Wall Street Journal Apr. 4, 1986. (source: Double-Tongued Dictionary)