Death's-head moth Meaning, Definition & Usage

  1. noun European hawkmoth with markings on the back resembling a human skull
    Acherontia atropos.

WordNet

Definitions
  1. (Zoöl.), a very large European moth (Acherontia atropos), so called from a figure resembling a human skull on the back of the thorax; called also death's-head sphinx.

Webster 1913