The Collaborative International Dictionary of English v.0.48:

Fusillade \Fu"sil*lade"\, n. [F. fusillade, cf. It. fucilata.
   See Fusil a firelock.] (Mil.)
   A simultaneous discharge of firearms.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Fusillade \Fu"sil*lade"\, v. t. [imp. & p. p. Fusillader; p.
   pr. & vb. n. Fusillading.]
   To shoot down of shoot at by a simultaneous discharge of
   firearms.
   [1913 Webster]

WordNet (r) 3.0 (2006):

fusillade
    n 1: rapid simultaneous discharge of firearms; "our fusillade
         from the left flank caught them by surprise" [syn:
         fusillade, salvo, volley, burst]
    v 1: attack with fusillade

Moby Thesaurus II by Grady Ward, 1.0:

132 Moby Thesaurus words for "fusillade":
   aim at, antiaircraft barrage, bang, bark, barrage, bash, bat,
   beating, beheading, belt, biff, blast, blitz, blow, bombard,
   bombardment, bonk, bowshot, box barrage, broadside, bullet,
   burning, burst, cannon, cannonade, cannonry, capital punishment,
   chop, clip, clout, clump, commence firing, crack, creeping barrage,
   crucifixion, cut, dash, decapitation, decollation, defenestration,
   detonation, dig, dint, discharge, drub, drubbing, drumfire,
   drumming, ejection, electrocution, emergency barrage, enfilade,
   execution, explosion, fire a volley, fire at, fire upon,
   fulmination, garrote, gassing, gun, gunfire, gunshot, hanging,
   hemlock, hit, jab, judicial murder, knock, lapidation, lick,
   mortar, mortar barrage, necktie party, normal barrage, open fire,
   open up on, pelt, pepper, plunk, poisoning, poke, pop, pop at,
   potshot, pound, punch, rake, rap, salvo, shell, shoot, shoot at,
   shooting, shot, slam, slog, slug, smack, smash, snipe, snipe at,
   sock, spray, standing barrage, stoneshot, stoning, strafe,
   strangling, strangulation, stroke, swat, swing, swipe, take aim at,
   tattoo, the ax, the block, the chair, the gallows, the gas chamber,
   the guillotine, the hot seat, the rope, thump, thwack, torpedo,
   volley, whack, whop, yerk, zero in on