feel sick at heart
feel sick at heart
To feel a deeply unpleasant emotion, such as grief, remorse, dejection, etc. I feel sick at heart to think that I may have contributed to her death in some way. Poor Tom's felt sick at heart ever since his mother died.
Farlex Dictionary of Idioms. © 2022 Farlex, Inc, all rights reserved.
be/feel sick at ˈheart
(formal) be very unhappy or disappointed: When I realized the accident was my fault, I felt sick at heart.Farlex Partner Idioms Dictionary © Farlex 2017