mongrel

An animal or plant resulting from various interbreedings, especially a dog of mixed or undetermined breed.

A person of mixed background or descent.

Something that is a mixture or combination of elements.

Of mixed origin or character.

Being a person of mixed background or descent.

Being a mongrel organism.

To make mongrel; mongrelize.

An individual or a breed of animals resulting from repeated crossing or mixture of several different varieties; the progeny of varieties, and especially of artificial varieties, as distinguished from the hybrid, or cross between two different species (but the distinction is not always observed).

Specifically, a dog of mixed breed.

Anything of mixed breed; anything that is a mixture of incongruous elements.