Definition of monobosom in English:

monobosom

Pronunciation /ˈmɒnə(ʊ)ˌbʊz(ə)m/

noun

North American
  • That part of a dress or blouse which covers the bust, made so that the breasts are flattened and no cleavage is revealed; the contour, look, or fashion thus created.

Origin

1970s. From mono- + bosom.