Meaning of sun spider

sun' spi"der

Pronunciation: [key]
  1. any predatory, scorpionlike arachnid of the order Solifugae (or Solpugida), having enormously developed mouth pincers and a long body covered with tactile hairs, inhabiting deserts and plains regions in all warm parts of the world except Australia.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.