The Collaborative International Dictionary of English v.0.48:

Broiling \Broil"ing\, a.
   Excessively hot; as, a broiling sun. -- n. The act of causing
   anything to broil.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Broil \Broil\, v. t. [imp. & p. p. Broiled; p. pr. & vb. n.
   Broiling.] [OE. broilen, OF. bruillir, fr. bruir to broil,
   burn; of Ger. origin; cf. MHG. br["u]ejen, G. br["u]hen, to
   scald, akin to E. brood.]
   1. To cook by direct exposure to heat over a fire, esp. upon
      a gridiron over coals.
      [1913 Webster]

   2. To subject to great (commonly direct) heat.
      [1913 Webster]

WordNet (r) 3.0 (2006):

broiling
    n 1: cooking by direct exposure to radiant heat (as over a fire
         or under a grill) [syn: broil, broiling, grilling]