A Ginger ninja, or a red-headed ninja
Ginger

A girl whose name is ginger, but just spelt alternatively. She is commonly asked why her name is Ginja, seeing as though she does not have red hair.

A Ginja (pronounced Jin-ja) is a ninja that has red hair. It's a cross between Ginger and Ninja.

A Ginger that is also a ninja.

A ginger who doubles as a ninja.

A ninja with firey red hair. They surpass the skills of any normal ninja, because of their flame throwing skills.

the farthest thing from a ninja, a urban dictionary member who says this is exerise because he is moving his body and has zero self control