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mother tongue

noun

Simple Definition of mother tongue

  • : the language that a person learns to speak first

Source: Merriam-Webster's Learner's Dictionary

Full Definition of mother tongue

  1. 1 :  one's native language

  2. 2 :  a language from which another language derives

Examples of mother tongue in a sentence

  1. <although the anthropologist could speak the local language fairly well, she was always glad to find someone who shared her mother tongue>



14th Century

First Known Use of mother tongue

14th century


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a timid, meek, or unassertive person

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