pronounced: k-eeear, slang/synonym for the word care. used disrespectfully, cheekily "I don't care" - Ker.

A prefix for nouns that adds strong expression

ker-{noun}

The leading man of the enKerprises group
He is very awesome in the fact that he is Ker.
Although there are other reasons for his kerrific nature, Ker is the sole reason for Ker. Full stop.

A guy who makes monkey noises to strengthen the raid partys morale to achieve victory.

A prefix used to modify onomatopoeic words, either signifying a crack heard before the body of the sound, or just to add flair.

Prefix: Makes any word 10X more awesome.

Lost in translation hundreds of years ago, ker is possibly similar to using the word 'cunt' as a harsh definite and abrasive swear