Bluetooth

[ bloo-tooth ]

/ ˈbluˌtuθ /

noun Computers, Trademark.

a brand name for a wireless networking technology that uses short-wave radio frequencies to interconnect cell phones, portable computers, and other wireless electronic devices.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for bluetooth

Lewis-Kraus talks about writing the entire first draft of his book on his phone with a little foldable Bluetooth keyboard.
On the Road With Gideon Lewis-Kraus: How I Write|Noah Charney|July 25, 2012|DAILY BEAST
We are vaguely employed and have Bluetooth devices attached to our heads.
Why Is McDonald's Getting Fancy?|Mike Albo|December 28, 2009|DAILY BEAST
He was nick-named Harold 'Bluetooth' (or perhaps 'Blacktooth').
Stories and Ballads of the Far Past|Nora Kershaw

British Dictionary definitions for bluetooth

Bluetooth

/ (ˈbluːˌtuːθ) /

noun

trademark a short-range radio technology that allows wireless communication between a computer and a keyboard, between mobile phones, etc

Word Origin for Bluetooth

C20: after the 10th-century Danish King Harald Blatand (Harold Bluetooth), instrumental in uniting warring factions in Scandinavia

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012