Faraday bag
Faraday bag noun: a bag made of a material that blocks electromagnetic signals, and employing special sewing techniques such as dual paired seam construction, used to hold devices such as cell phones in order to prevent outside signals from interfering with the contents of the device.

Noun
Faraday bag (plural Faraday bags)
- A bag made of a material that blocks electromagnetic signals, and employing special sewing techniques such as dual paired seam construction, used to hold devices such as cell phones in order to prevent outside signals from interfering with the contents of the device.
- For instance. when a cell phone is found. proper forensic protocol may call for it to be placed in a Faraday bag, which prevents stray signals from going in or out.2006, Scott Christianson, Bodies of Evidence: Forensic Science and Crime, page 171
Forms of Faraday bag
| plural | Faraday bags |
|---|
Origin of Faraday bag
Named after Michael Faraday.
Questions about Faraday bag
- What does Faraday bag mean?
- Faraday bag means a bag made of a material that blocks electromagnetic signals, and employing special sewing techniques such as dual paired seam construction, used to hold devices such as cell phones in order to prevent outside signals from interfering with the contents of the device.
- What part of speech is Faraday bag?
- Faraday bag is a noun.
- What is the plural of Faraday bag?
- The plural of Faraday bag is Faraday bags.
Words near Faraday bag in the dictionary
Source and license
Adapted from Wiktionary: Faraday bag (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.
Last updated:
Cite this entry: “Faraday bag.” Word.ws, https://word.ws/faraday_bag. Based on Wiktionary, CC BY-SA 4.0.
