Source : Webster's Revised Unabridged Dictionary (1913)

Clamorous \Clam"or*ous\, a. [LL. clamorosus, for L. Clamosus:
   cf. OF. clamoreux.]
   Speaking and repeating loud words; full of clamor; calling or
   demanding loudly or urgently; vociferous; noisy; bawling;
   loud; turbulent. ``My young ones were clamorous for a
   morning's excursion.'' --Southey. -- {Clam"or*ous*ly}, adv.
   -- {Clam"or*ous*ness}, n.

Source : WordNet®

clamorous
     adj : conspicuously and offensively loud; given to vehement
           outcry; "blatant radios"; "a clamorous uproar";
           "strident demands"; "a vociferous mob" [syn: {blatant},
            {clamant}, {strident}, {vociferous}]