grieve over

grieve over (someone or something)

To experience intense feelings of sadness or mourning due to a particular loss (often the death of a loved one). It's been years since my mother died, and I'm still grieving over her. I know I need to grieve over the end of our relationship, but I'm just sick of crying. You need time to grieve over what you lost by growing up in such a dysfunctional household.
See also: grieve, over
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

grieve over someone or something

to lament and pine for someone or something. Now, don't grieve over a lost cat. There is no reason to continue grieving over him.
See also: grieve, over
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
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