Definitions
There is 1 meaning of the phrase
First Language.
First Language - as a noun
One's native language; the language learned by children and passed from one generation to the next
Synonyms (Exact Relations)
maternal languagemother tongueExample Sentences
"English is my first language."
"She speaks Spanish as her first language."
"Learning a second language can be challenging for those who are accustomed to using their first language."
"Growing up in a bilingual household, she learned both English and Spanish as her first languages."
"He is fluent in his first language but still struggles with his second language."