by word of mouth

Xem thêm: viva voce, orally



by word of mouth

Từ điển WordNet

    adv.

  • orally; viva voce

    I heard it viva voce

  • by spoken rather than written means; orally

    these stories were transmitted by word of mouth


English Idioms Dictionary

by one person speaking to another, person to person, through the grapevine News of his birth traveled by word of mouth. Soon everyone knew that Mary had a baby boy.