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1.
kii
an outburst of excitement, enthusiasm, loneliness or longing. Similar to a screech or sigh.
I really wish my sister were here, kii
by Kiiera July 01, 2010
 
2.
Kii
Okay / k / ok / sure
Do you fancy a Cherry Coke?

Kii!
by Arrakis June 26, 2003