/dad"ee lawng"legz', -long"-/ , n. ( used with a sing. or pl. v. )
1. Also called harvestman . any of numerous spiderlike arachnids of the order Opiliones, having a compact rounded body and extremely long, slender legs.
2. Brit. a crane fly.
Also, daddy longlegs .
[ 1805-15; DADDY + LONG 1 + LEG + -S 3 ]