Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun tocsin

2 senses of tocsin

Sense 1
tocsin, alarm bell -- (the sound of an alarm (usually a bell))
       => alarm, alert, warning signal, alarum -- (an automatic signal (usually a sound) warning of danger)

Sense 2
tocsin, warning bell -- (a bell used to sound an alarm)
       => bell -- (a hollow device made of metal that makes a ringing sound when struck)