Definition of multiple switchboard
: a manual telephone switchboard in the jack field of which some or all subscriber lines appear more than once so as to be within reach of all operators
Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.
Join MWU now and get access to America’s largest dictionary, with:
- 300,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
Seen and Heard
What made you want to look up multiple switchboard? Please tell us where you read or heard it (including the quote, if possible).