bosom friend

English

Alternative forms

  • bosomfriend, bosom-friend

Etymology

Compound of bosom +‎ friend. Compare typologically Russian напе́рсник (napérsnik), akin to Proto-Slavic *pьrsь, Russian закады́чный друг (zakadýčnyj drug), akin to кады́к (kadýk)).

Noun

bosom friend (plural bosom friends)

  1. A very close friend.
    • 1982, Witter Bynner, The Chinese Translations[1], Macmillan, →ISBN, page 225:
      I pour you the farewell wine as you set out from the capital—
      Soon I shall be left behind here by my bosom-friend.
      In your sail-boat of sweet cinnamon-wood
      You will float again toward your own thatch door

Synonyms

Translations