bluetooth

Blue·tooth
B3L1U1E1T1O1O1T1H4
UK/ˈbluː.tuːθ/US/ˈblu.tuθ/

proper noun

The nickname of Harald Gormsson, a king of Denmark and Norway.

CommonScrabble 14

Meanings

bluetooth1

verbbluetooth (third-person singular simple present bluetooths, present participle bluetoothing, simple past and past participle bluetoothed)

present singular third person bluetooths · participle present bluetoothing · participle past bluetoothed · past bluetoothed

  1. Alternative letter-case form of Bluetooth.

    Everyone’s bluetoothing each other the latest ring tones and pictures.

    2010, Katie Taylor, chapter 32, in Confessions of a Teenager: The Diaries of Three Troubled Teens, RoseDog Books, →ISBN, page 92
    2 more examples

    If someone heard this, it was not merely a case of bluetoothing the song across, you had to go to the ringtone creator on your phone, edit the tune and then write down the instructions, in the form of key presses for your mate.

    2011, Darrell Weston, Are you coming out today?, Xlibris Corporation, →ISBN, →LCCN, page 110

    Monitors were hooked up and they updated the patient’s vitals every five second, which were then bluetoothed to a large interactive smart board on the near wall in letters big enough for everyone to read easily.

    2012, Ron Meyer, chapter 2, in Extinction, Roundfire Books, →ISBN, page 10

Bluetooth2

proper noun

alternative bluetooth

  1. The nickname of Harald Gormsson, a king of Denmark and Norway.
  2. trademarkcomputingAn short-range wireless technology standard for personal area networks.
verbBluetooth (third-person singular simple present Bluetooths, present participle Bluetoothing, simple past and past participle Bluetoothed)

present singular third person Bluetooths · participle present Bluetoothing · participle past Bluetoothed · past Bluetoothed · alternative bluetooth

  1. ambitransitivecomputingTo transmit or communicate by Bluetooth.

    Everyone's bluetoothing each other the latest ring tones and pictures. Telling the most crazy stories ever.

    2010, Katie Taylor, Confessions of a Teenager: The Diaries of Three Troubled Teens, page 92
    1 more example

    The widespread use of mobile phones which support free Bluetoothing has enabled promotional videos to be distributed virally between handsets.

    2009, Seema Gupta, Branding and Advertising, page 303

Origin

  1. Proto-Indo-European*bʰel-
  2. Proto-Indo-European*bʰleh₁-
  3. Proto-Indo-European*bʰleh₁wos
  4. Proto-Germanic*blēwaz
  5. Proto-West Germanic*blā
  6. Late Latinblāvus
  7. Anglo-Normanble
  8. Middle Englishblew
  9. Englishblue
  10. Proto-Indo-European*h₃ed-
  11. Proto-Indo-European*h₃dónts
  12. Proto-Germanic*tanþs
  13. Proto-West Germanic*tanþ
  14. Old Englishtōþ
  15. Middle Englishtoth
  16. Englishtooth
  17. Old NorseBlátǫnn
  18. EnglishBluetooth

From blue + tooth. Calque of Old Norse Blátǫnn (compare modern Danish Blåtand). The networking standard is named after the king, since the technology unites computers and mobile devices similarly to the way he united the Danish tribes.

Full word history & related roots →

Translations

Arabic بُلُوتُوث, بْلُوتُوث
  • بُلُوتُوث (bulūtūṯ)short-range wireless technology standard
  • بْلُوتُوث (blūtūṯ)short-range wireless technology standard
Bulgarian блуту́т, блюту́т
  • блуту́т (blutút)short-range wireless technology standard
  • блюту́т (bljutút)short-range wireless technology standard
Chinese Cantonese 藍牙 /蓝牙
  • 藍牙 /蓝牙 (laam⁴ ngaa⁴)short-range wireless technology standard
Chinese Mandarin 藍牙 /蓝牙
  • 藍牙 /蓝牙 (Lányá)short-range wireless technology standard
Czech Bluetooth, Modrozub
  • Bluetoothshort-range wireless technology standard
  • ModrozubDanish king
Danish Bluetooth, Blåtand
  • Bluetoothshort-range wireless technology standard
  • BlåtandDanish king
Dutch Bluetooth, Blauwtand
  • Bluetoothshort-range wireless technology standard
  • BlauwtandDanish king
Esperanto Bludento
  • Bludentoshort-range wireless technology standard
Estonian Sinihammas
  • SinihammasDanish king
Finnish bluetooth, Sinihammas
  • bluetoothshort-range wireless technology standard
  • SinihammasDanish king
French Bluetooth
  • Bluetoothshort-range wireless technology standard
German Bluetooth, Blauzahn
  • Bluetoothshort-range wireless technology standard
  • BlauzahnDanish king
Greek Κυανόδους
  • Κυανόδους (Kyanódous)Danish king
Hebrew בלוטות׳
  • בלוטות׳short-range wireless technology standard
Hindi ब्लूटूथ, नीलादाँत
  • ब्लूटूथ (blūṭūth)short-range wireless technology standard
  • नीलादाँत (nīlādā̃t)short-range wireless technology standard
Hungarian Bluetooth, Kékfogú
  • Bluetoothshort-range wireless technology standard
  • KékfogúDanish king
Icelandic Blátönn
  • BlátönnDanish king
Irish Gormfhiacail
  • GormfhiacailDanish king
Italian bluetooth, Dente Azzurro
  • bluetoothshort-range wireless technology standard
  • Dente AzzurroDanish king
Japanese ブルートゥース, 青歯
  • ブルートゥース (Burūtūsu)short-range wireless technology standard
  • 青歯 (Aoba)short-range wireless technology standard
  • 青歯王 (Seishi-ō)Danish king
Korean 블루투스, 푸른 이빨
  • 블루투스 (Beullutuseu)short-range wireless technology standard
  • 푸른 이빨 (pureun ippal)Danish king
Latvian Zilzobis
  • ZilzobisDanish king
Lithuanian Mėlyndantis
  • MėlyndantisDanish king
Persian بلوتوث
  • بلوتوثshort-range wireless technology standard
Polish Bluetooth, Sinozęby
  • Bluetoothshort-range wireless technology standard
  • SinozębyDanish king
Portuguese Bluetooth
  • Bluetoothshort-range wireless technology standard
Russian блюту́с, блюту́з
  • блюту́с (bljutús)short-range wireless technology standard
  • блюту́з (bljutúz)short-range wireless technology standard
  • синезу́б (sinezúb)short-range wireless technology standard
  • Синезу́бый (Sinezúbyj)Danish king
Slovak Modrozubý
  • ModrozubýDanish king
Spanish Bluetooth
  • Bluetoothshort-range wireless technology standard
Swedish blåtand, Blåtand
  • blåtandshort-range wireless technology standard
  • BlåtandDanish king
Tamil புளுடூத்
  • புளுடூத் (puḷuṭūt)short-range wireless technology standard
Thai บลูทูธ
  • บลูทูธ (bluu-tûut)short-range wireless technology standard
Ukrainian Синьозу́бий
  • Синьозу́бий (Synʹozúbyj)Danish king
Vietnamese bluetooth
  • bluetoothshort-range wireless technology standard
Yiddish בלו טוט
  • בלו טוט (blu tut)short-range wireless technology standard
Cite this entry
APA

bluetooth. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/bluetooth

MLA

“bluetooth.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/bluetooth. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “bluetooth,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/bluetooth.

Source: bluetooth on Wiktionary, CC BY-SA 4.0.