The Collaborative International Dictionary of English v.0.48:

Broil \Broil\, v. i.
   To be subjected to the action of heat, as meat over the fire;
   to be greatly heated, or to be made uncomfortable with heat.
   [1913 Webster]

         The planets and comets had been broiling in the sun.
                                                  --Cheyne.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Broil \Broil\, n. [F. brouiller to disorder, from LL. brogilus,
   broilus, brolium, thicket, wood, park; of uncertain origin;
   cf. W. brog a swelling out, OHG. pr[=o]il marsh, G. br["u]hl,
   MHG. brogen to rise. The meaning tumult, confusion, comes
   apparently from tangled undergrowth, thicket, and this
   possibly from the meaning to grow, rise, sprout.]
   A tumult; a noisy quarrel; a disturbance; a brawl;
   contention; discord, either between individuals or in the
   state.
   [1913 Webster]

         I will own that there is a haughtiness and fierceness
         in human nature which will which will cause innumerable
         broils, place men in what situation you please.
                                                  --Burke.
   [1913 Webster]

   Syn: Contention; fray; affray; tumult; altercation;
        dissension; discord; contest; conflict; brawl; uproar.
        [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):

broil
    n 1: cooking by direct exposure to radiant heat (as over a fire
         or under a grill) [syn: broil, broiling, grilling]
    v 1: cook under a broiler; "broil fish" [syn: broil, oven
         broil]
    2: heat by a natural force; "The sun broils the valley in the
       summer" [syn: broil, bake]
    3: be very hot, due to hot weather or exposure to the sun; "The
       town was broiling in the sun"; "the tourists were baking in
       the heat" [syn: bake, broil]

Moby Thesaurus II by Grady Ward, 1.0:

238 Moby Thesaurus words for "broil":
   ado, affray, agitation, altercate, altercation, argument, bake,
   baking, barbecue, barbecuing, baste, basting, battle, be in heat,
   bicker, blanch, blaze, blood feud, bloom, bluster, bobbery, boil,
   boiling, bother, box, braise, braising, brawl, brew, brewing,
   broiling, brouhaha, brown, burn, cacophony, casserole, catering,
   chaos, choke, clash, close, coddle, collide, combat, combust,
   come to blows, commotion, contend, contention, contest,
   controversy, cook, cookery, cooking, course, cover, cuisine,
   culinary masterpiece, culinary preparation, culinary science,
   curry, cut and thrust, devil, differ, dish, dispute, disturbance,
   do, do to perfection, domestic science, donnybrook,
   donnybrook fair, duel, dustup, ebullition, embroilment, entree,
   exchange blows, fanaticism, fence, ferment, feud, fight,
   fight a duel, fire, flame, flame up, flap, flare, flare up,
   flicker, flite, fliting, flush, fomentation, foofaraw, fracas,
   fray, free-for-all, frenzy, fricassee, frizz, frizzle, fry, frying,
   fume, furor, furore, fury, fuss, gasp, give and take,
   give satisfaction, glow, grapple, grapple with, griddle, grill,
   grilling, hassle, have words, heat, helter-skelter, home economics,
   hubbub, imbroglio, incandesce, join issue, jostle, joust,
   knock-down-and-drag-out, logomachy, main dish, melee, melt,
   mix it up, nutrition, open quarrel, oven-bake, pan, pan-broil,
   pan-broiling, pandemonium, pant, parboil, parch, passion,
   pell-mell, poach, poaching, polemic, pother, prepare, prepare food,
   quarrel, racket, radiate heat, rage, rampage, rassle, riot, roast,
   roasting, rough-and-tumble, roughhouse, row, ruckus, ruction,
   rumpus, run a tilt, saute, sauteing, scald, scallop, scorch,
   scramble, scrimmage, scuffle, sear, searing, seethe, set to,
   sharp words, shimmer with heat, shindy, shirr, shirring, side dish,
   simmer, simmering, skirmish, slanging match, smolder, smother,
   snarl, spar, spark, spat, squabble, steam, steeping, stew, stewing,
   stifle, stir, stir-fry, storminess, strife, strive, struggle,
   suffocate, sweat, swelter, tempestuousness, thrust and parry, tiff,
   tilt, to-do, toast, toasting, tourney, trouble, tumult,
   tumultuousness, turbulence, turmoil, tussle, uproar, upset,
   vendetta, wage war, war, wildness, words, wrangle, wrestle, zeal,
   zealousness