mason wasp

/ˌmeɪsn wɑsp/

Other forms: mason wasps

Definitions of mason wasp

1. noun

   solitary wasp that constructs nests of hardened mud or clay for the young
   type of:

   sphecoid, sphecoid wasp

   any of various solitary wasps
2. noun

   any of various solitary wasps that construct nests of hardened mud for their young
   type of:

   vespid, vespid wasp

   mostly social nest-building wasps