a slow fall or decline (as for lack of strength); "after several hours of sinking an unexpected rally rescued the market"; "he could not control the sinking of his legs"
a descent as through liquid (especially through water); "they still talk about the sinking of the Titanic"
a feeling caused by uneasiness or apprehension; "with a sinking heart"; "a sinking feeling in the pit of my stomach"
the act of rejecting something; "his proposals were met with rejection"
the speech act of rejecting
(medicine) an immunological response that refuses to accept substances or organisms that are recognized as foreign; "rejection of the transplanted liver"