D defs.my
Entry 1 sense Webster, 1913

dust storm

/(dŭst"stôrm`)/ · dust· storm · IPA
01 n. A strong windstorm that lifts particles of dust or dry soil into the air and blows them around, covering land or objects with a thick layer…
  1. 1.
    A strong windstorm that lifts particles of dust or dry soil into the air and blows them around, covering land or objects with a thick layer of dust. Dust storms may occur in arable areas during periods of drought; when a similar storm occurs in a desert area, such a storm is called a sandstorm.