The phrase "rabbit starvation" refers to a condition where a person becomes severely malnourished and weak because they eat only lean meat, like rabbit, without consuming enough fat or other nutrients that their body needs. Full definition
But protein poisoning (a.k.a. rabbit starvation) is a serious, disastrous consequence of eating too much animal protein and not enough fat. (dietselfhelp.com)
To prevent rabbit starvation, the paleo diet encourages healthy sources of fat. (dietselfhelp.com)
Early pioneers and trappers in North America encountered what looks like a similar affliction, sometimes referred to as rabbit starvation because rabbit meat is notoriously lean. (discovermagazine.com)