Stag beetle Meaning, Definition & Usage

  1. noun a kind of lamellicorn beetle; the male has branched mandibles resembling antlers

WordNet

Definitions
  1. (Zoöl.), any one of numerous species of lamellicorn beetles belonging to Lucanus and allied genera, especially L. cervus of Europe and L. dama of the United States. The mandibles are large and branched, or forked, whence the name. The lava feeds on the rotten wood of dead trees. Called also horned bug, and horse beetle.

Webster 1913