mason wasp

American  

noun

1. any of several solitary wasps, as Rygchium dorsale, that construct nests of mud or clay.

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mason wasp British  

noun

1. a solitary wasp of the genus Odynerus that excavates its nest in sand or the mortar of old walls

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Etymology

Origin of mason wasp

First recorded in 1785–95

Example Sentences

There is a kind of wasp called the mason wasp, which bores holes several inches deep in sand-banks.

From Woodside or, Look, Listen, and Learn. by Hadley, Caroline