The Collaborative International Dictionary of English v.0.48:

Nettle \Net"tle\, v. t. [imp. & p. p. Nettled; p. pr. & vb. n.
   Nettling.]
   To fret or sting; to irritate or vex; to cause to experience
   sensations of displeasure or uneasiness not amounting to
   violent anger.
   [1913 Webster]

         The princes were so nettled at the scandal of this
         affront, that every man took it to himself.
                                                  --L'Estrange.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Nettling \Net"tling\, n. (Rope Making)
   (a) A process (resembling splicing) by which two ropes are
       joined end to end so as to form one rope.
   (b) The process of tying together the ends of yarns in pairs,
       to prevent tangling.
       [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Nettling \Net"tling\, p. pr. & a.
   Stinging; irritating.
   [1913 Webster]

   Nettling cell (Zool.), a lasso cell. See under Lasso.
      [1913 Webster]