n.
  - a woman's breast or chest. 
▸the breast as the seat of emotions:
 quivering dread was settling in her bosom.
 - a person's loving care or protection:
 Bruno went home each night to the bosom of his family.
 
adj.
 (of a friend) very close.
 
  Derivative
  
    - -bosomed adj.
  - bosomy adj.
 
   
  Etymology
  OE bōsm, of W. Gmc origin.