'Tocsin' definitions:

Definition of 'tocsin'

(from WordNet)
noun
The sound of an alarm (usually a bell) [syn: tocsin, alarm bell]
noun
A bell used to sound an alarm [syn: tocsin, warning bell]

Definition of 'Tocsin'

From: GCIDE
  • Tocsin \Toc"sin\, n. [F., fr. OF. toquier to touch, F. toquer (originally, a dialectic form of F. toucher) + seint (for sein) a bell, LL. signum, fr. L. signum a sign, signal. See Touch, and Sign.] An alarm bell, or the ringing of a bell for the purpose of alarm. [1913 Webster]
  • The loud tocsin tolled their last alarm. --Campbell. [1913 Webster]

Synonyms of 'tocsin'

From: Moby Thesaurus