From Longman Dictionary of Contemporary Englishnever evernever everspoken never You never ever offer to help! → ever
Examples from the Corpus
never ever• The camera will never ever be profitable to produce.• I am so glad we have never ever dated and never ever will!• It has been 3 years in which my family were put through things they never ever deserved to be put through.• Nowadays, I never ever feed tubifex to my fish.• I've never ever heard Nina swear.• Perhaps you never ever heard, so wrapped up were you in your own dreams and ambitions.• Once more, never ever laugh at a violent man. 