Driz·zle v. i. [imp. & p. p. Drizzled p. pr. & vb. n. Drizzling ]  To rain slightly in very small drops; to fall, as water from the clouds, slowly and in fine particles; as, it drizzles; drizzling drops or rain. “Drizzling tears.”
  Syn: -- mizzle, misle.
  drizzling
       adj : (of rain) falling lightly in very small drops; "a raw
             drizzing rain"