look up anything, like your first name:
1. tanku
It's a cute way of saying thank you.
person #1: Harro, i got you a gift for your birthday
person #2: Tanku ^^
2. tanku
Abbreviated and informal version of "thank you" typically used in written communications such as e-mail or SMS text messaging.
Jane: cn u pk up sm apples @ the spmkt?
John: gt em ths mrning
Jane: o, tanku
rss and gcal