Definition of "shaka" [shaka]

• A greeting gesture in which the thumb and little finger are extended while curling the three middle fingers in a semi-fist. Used to express a variety of positive meanings including "all right", "hello" and "goodbye". (noun)

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• ""He was pointing out the Hawaiian flag on the carpet [in the White House], saying 'shaka' -- local boy," Mr. Obama said."
• "He was pointing out the Hawaiian flag on the carpet in there, saying "shaka" -- local boy."
• "(The logic of dubbing fried chicken pieces as "shaka shaka chicken" still eludes this gaijin.)"