Miz·zle v. i. [imp. & p. p. Mizzled p. pr. & vb. n. Mizzling ]
  1. To rain in very fine drops; to drizzle.
  2. To take one's self off; to go. [Slang]
  As long as George the Fourth could reign, he reigned,
  And then he mizzled.   --Epigram, quoted by Wright.