The Collaborative International Dictionary of English v.0.48:

Ruddle \Rud"dle\, v. t.
   To raddle or twist. [Obs.]
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Ruddle \Rud"dle\, n. [See Rud; cf. Reddle.] (Min.)
   A species of red earth colored by iron sesquioxide; red
   ocher.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Ruddle \Rud"dle\, n.
   A riddle or sieve. [Obs.] --Holland.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Ruddle \Rud"dle\, v. t.
   To mark with ruddle; to raddle; to rouge. "Their ruddled
   cheeks." --Thackeray.
   [1913 Webster]

         A fair sheep newly ruddled.              --Lady M. W.
                                                  Montagu.
   [1913 Webster]

WordNet (r) 3.0 (2006):

ruddle
    n 1: a red iron ore used in dyeing and marking [syn: ruddle,
         reddle, raddle]
    v 1: twist or braid together, interlace [syn: raddle,
         ruddle]
    2: redden as if with a red ocher color