/tap'euh dair"euh/ , n.
Southwestern U.S. a hoodlike piece of heavy leather around the front of the stirrup of a stock or range saddle to protect the rider's foot.
[ 1835-45; tapad ( o ), ptp. of tapar to cover, stop up, deriv. of tapa cover, lid (see TAPA 1 ) + -era, fem. of -ero -ARY ]