Definition of "spatterdashes"
noun
normally plural, singular spatterdash
Coverings for the legs, to protect them from water and mud; long gaiters.
Quotations
Over the winter-solid Roads, goes a great seething,— of mounted younger Gentlemen riding together by the dozens upon rented horses, Express Messengers in love with pure Velocity, Disgruntl'd Suitors with Pistols stuff'd in their Spatterdashes, seal'd Waggons not even a western Black-Boy would think of detaining.
1997, Thomas Pynchon, chapter 39, in Mason & Dixon, 1st US edition, New York: Henry Holt and Company, part Two: America, page 395