Definitions for: Heartsick

[adj] without or almost without hope; "despondent about his failure"; "too heartsick to fight back"
[adj] full of sorrow

Webster (1913) Definition: Heart"sick`, a. [AS. heorise['o]c.]
Sick at heart; extremely depressed in spirits; very
despondent.

Synonyms: brokenhearted, despondent, heartbroken, hopeless, sorrowful