“+ə(r) noun
Etymology: sandblast (I) + -er
: one that sandblasts: as
a. : one that cleans objects of metal or similar material with an abrasive blast
b. : one that cleans stone, brick, or metal structures with a spray of sand
c. : one that guided by a stencil cuts lettering and designs on stone monuments or buildings with a blast of sand or shot — called also blastman
d. : one that frosts panes of glass by sandblasting one side
e. : one that sandblasts designs onto glass articles (as vases)