Source : Webster's Revised Unabridged Dictionary (1913)

Mantle \Man"tle\, v. t. [imp. & p. p. {Mantled}; p. pr. & vb. n.
   {Mantling}.]
   To cover or envelop, as with a mantle; to cloak; to hide; to
   disguise. --Shak.

Mantling \Man"tling\, n. (Her.)
   The representation of a mantle, or the drapery behind and
   around a coat of arms: -- called also {lambrequin}.