noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   Someone who signals. US
2. 2
   someone who communicates by signals wordnet
3. 3
   A device that sends a signal. US

Synonyms

All synonyms

alert devicebeaconcassandragesturerjeremiahlookout

Antonyms

All antonyms

listenernon signaling devicereceiversilent device

Etymology

From signal + -er.