资料来源 : pyDict

繁荣,隆隆声急速发展,发隆隆声使兴旺,发隆隆声

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Boom \Boom\ (b[=oo]m), n. [D. boom tree, pole, beam, bar. See
   {Beam}.]
   1. (Naut.) A long pole or spar, run out for the purpose of
      extending the bottom of a particular sail; as, the jib
      boom, the studding-sail boom, etc.

   2. (Mech.) A long spar or beam, projecting from the mast of a
      derrick, from the outer end of which the body to be lifted
      is suspended.

   3. A pole with a conspicuous top, set up to mark the channel
      in a river or harbor. [Obs.]

   4. (Mil. & Naval) A strong chain cable, or line of spars
      bound together, extended across a river or the mouth of a
      harbor, to obstruct navigation or passage.

   5. (Lumbering) A line of connected floating timbers stretched
      across a river, or inclosing an area of water, to keep saw
      logs, etc., from floating away.

   {Boom iron}, one of the iron rings on the yards through which
      the studding-sail booms traverse.

   {The booms}, that space on the upper deck of a ship between
      the foremast and mainmast, where the boats, spare spars,
      etc., are stowed. --Totten.

Boom \Boom\ (b[=oo]m), v. t. (Naut.)
   To extend, or push, with a boom or pole; as, to boom out a
   sail; to boom off a boat.

Boom \Boom\ (b[=oo]m), v. i. [imp. & p. p. {Boomed}, p. pr. &
   vb. n. {Booming}.] [Of imitative origin; cf. OE. bommen to
   hum, D. bommen to drum, sound as an empty barrel, also W.
   bwmp a hollow sound; aderyn y bwmp, the bird of the hollow
   sound, i. e., the bittern. Cf. {Bum}, {Bump}, v. i., {Bomb},
   v. i.]
   1. To cry with a hollow note; to make a hollow sound, as the
      bittern, and some insects.

            At eve the beetle boometh Athwart the thicket lone.
                                                  --Tennyson.

   2. To make a hollow sound, as of waves or cannon.

            Alarm guns booming through the night air. --W.
                                                  Irving.

   3. To rush with violence and noise, as a ship under a press
      of sail, before a free wind.

            She comes booming down before it.     --Totten.

   4. To have a rapid growth in market value or in popular
      favor; to go on rushingly.

Boom \Boom\, n.
   1. A hollow roar, as of waves or cannon; also, the hollow cry
      of the bittern; a booming.

   2. A strong and extensive advance, with more or less noisy
      excitement; -- applied colloquially or humorously to
      market prices, the demand for stocks or commodities and to
      political chances of aspirants to office; as, a boom in
      the stock market; a boom in coffee. [Colloq. U. S.]

Boom \Boom\, v. t.
   To cause to advance rapidly in price; as, to boom railroad or
   mining shares; to create a ``boom'' for; as to boom Mr. C.
   for senator. [Colloq. U. S.]

资料来源 : WordNet®

boom
     v 1: make a resonant sound, like artillery; "His deep voice
          boomed through the hall" [syn: {din}]
     2: hit hard; "He smashed a 3-run homer" [syn: {smash}, {nail},
        {blast}]
     3: be the case that thunder is being heard; "Whenever it
        thunders, my dog crawls under the bed" [syn: {thunder}]
     4: make a deep hollow sound; "Her voice booms out the words of
        the song" [syn: {boom out}]
     5: grow stronger; "The economy was booming" [syn: {prosper}, {thrive},
         {get ahead}, {flourish}, {expand}]

boom
     n 1: a deep prolonged loud noise [syn: {roar}, {roaring}, {thunder}]
     2: a state of economic prosperity
     3: a sudden happening that brings good fortune (as a sudden
        opportunity to make money); "the demand for testing has
        created a boom for those unregulated laboratories where
        boxes of specimen jars are processed lik an assembly line"
        [syn: {bonanza}, {gold rush}, {gravy}, {godsend}, {manna
        from heaven}, {windfall}, {bunce}]
     4: a pole carrying an overhead microphone projected over a film
        or tv set [syn: {microphone boom}]
     5: any of various more-or-less horizontal spars or poles used
        to extend the foot of a sail or for handling cargo or in
        mooring