from the GNU version of the Collaborative International Dictionary of English
- adj. Having a long horn or horns; ; having long antennæ, as certain beetles (Longicornia).
from The Century Dictionary and Cyclopedia
- Having long horns: specifically applied to some breeds of domestic cattle.
- Having long antennæ; longicorn: as, long-horned grasshoppers.
Sorry, no etymologies found.