Meaning of Thor's hammer | Babel Free

Definitions

1. Mjöllnir (Mjollnir), the distinctively T-shaped war-hammer of the Norse thunder god Thor, or a representation thereof, now used as a symbol by various pagan religious groups.
   Germanic, Norse
2. An orbital drop hypervelocity kinetic energy weapon (KEW). A theoretical weapon, originating from a U.S. government study, Project Thor, from the 1950s.
   slang

CEFR level