dial tone
noun
Definition of dial tone
: a tone emitted by a telephone as a signal that the system is ready for dialing
Indulge Your Inner Word Nerd
1923
First Known Use of dial tone
1923
DIAL TONE Defined for English Language Learners
dial tone
noun
Definition of dial tone for English Language Learners
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: the sound that comes from a telephone when it is ready for a call to be made
Learn More about dial tone
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See words that rhyme with dial tone Britannica.com: Encyclopedia article about dial tone
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