wrathful boisterous melodious enthusiastic everlasting Accounts of unicorns' thunderous peals in literature include: It was as though a thousand horses were neighing and screaming all at once. Fritz's heart stood still. He wanted to run away, but his legs refused to move. As he stood there, shaking and quaking, there rushed out of the forest a huge unicorn with a spiral golden horn on his forehead. "What seek you here?" asked the unicorn, in a voice of thunder. -- Nora Archibald Smith, Tales of Wonder (1909) There was a deafening sound, a loud throbbing cry as from the breast of a plangent unicorn. -- Bosevo, 44 Rue D'Assas (2000) Like a resounding kettledrum, a unicorn's thunderous peal gets progressively louder in this dramatic waveform.