I. ˈbu̇-zəm also ˈbü- noun
Etymology: Middle English, from Old English bōsm; akin to Old High German buosam bosom
Date: before 12th century
1.
a. : the human chest and especially the front part of the chest
hugged the child to his bosom
b. : a woman's breasts regarded especially as a single feature
a woman with an ample bosom
also : breast
2.
a. : the chest conceived of as the seat of the emotions and intimate feelings
a story you will take to your bosom
b. : the security and intimacy of or like that of being hugged to someone's bosom
the bosom of her family
3. : the part of a garment that covers the chest or the breasts
II. transitive verb
Date: 1587
1. : embrace
2. : to enclose or carry in the bosom
III. adjective
Date: 1590
: close , intimate
bosom friends