shay

noun1

1. •
   (no longer used) A chaise.

   • The post-shay shall be at the door by six o'clock in the morning; and if Miss Fanny does not get into it, vvhy I vvill, and so there's an end of the matter. — 1766

noun1

1. •
   A geared steam locomotive, patented by Ephraim Shay.