breast-deep

from WordNet (r) 3.0 (2006)

breast-deep
    adv 1: up to the breast; "we were standing breast-high in the
           water" [syn: {breast-deep}, {breast-high}]

from The Collaborative International Dictionary of English v.0.48

Breast-deep \Breast"-deep`\ (br[e^]st"d[=e]p`), a.
   Deep as from the breast to the feet; as high as the breast.
   [1913 Webster]

         Set him breast-deep in earth, and famish him. --Shak.
   [1913 Webster]