off one's feed
Not eating normallyNot eating normally.
» He can't keep selling off Dad's lands to feed the family.
Meaning
2 sensesNot eating normally.
(idiomatic)Rather unwell, especially with a reduced or altered appetite; somewhat disoriented or disconcerted.
Examples
1 sentencesHe can't keep selling off Dad's lands to feed the family.
Synonyms
3 synonymsrather unwell:out of sortsunder the weather
in veterinary medicine, of an animal:inappetent