Definition of "premune"

[…] take special precautions to protect the animals from those ordinary tropical protozoal diseases to which the indigenous cattle are premune.

1937, Annual Departmental Reports of the Straits Settlements..., page 894

This was an investigation of the smallest protective dose of chloroquine amongst the premune Bantu in Tanganyika.

1958, Great Britain. Colonial Office, Tanganyika Under United Kingdom Administration, page 145

It need not in fact be assumed that the premune state is implemented by immune mechanisms different from those induced by nonliving antigens.

2014, Julius P. Kreier, Malaria: Immunology and Immunization, page 141