scud

Concise Oxford English Dictionary © 2008 Oxford University Press:
scud/skʌd/

▶verb (scuds, scudding, scudded) move fast in a straight line because or as if driven by the wind. ▶noun

• 1 chiefly literary clouds or spray driven fast by the wind.

  ■ a driving shower of rain.

  ■ the action of scudding.

• 2 (Scud or Scud missile) a type of long-range surface-to-surface guided missile able to be fired from a mobile launcher.

– origin C16: perh. an alt. of scut1, reflecting the sense ‘race like a hare’.