Source : Webster's Revised Unabridged Dictionary (1913)

Dingle \Din"gle\, n. [Of uncertain origin: cf. AS. ding prison;
   or perh. akin to dimble.]
   A narrow dale; a small dell; a small, secluded, and embowered
   valley.

Source : WordNet®

dingle
     n : a small wooded hollow [syn: {dell}]