shaka
n.— «It seems one of the Hawaii National Guard soldiers serving in Iraq shot a shaka when he should have snapped a salute to a general. The general was not impressed. He immediately banned the use of the thumb-and-pinkie finger greeting at Camp Victory.» —“Islanders use a hand signal” Maui News (Hawaii) Aug. 15, 2005. (source: Double-Tongued Dictionary)
Further reading
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