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A greeting like "hello". Jacow can also be used in place of "good bye"
"Greg said jacow to Kenny when to two meat for the first time."

"Jacow, and thank you for calling, how can I help you?"

by dobe2049 December 07, 2008
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Jul 1 Word of the Day
sending two texts in a row without a reply inbetween.
Rachel: whats up?
Tessa: not to much! hbu?
Tessa: dude, i'm so bored.
Rachel: stop double texting me.
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